Home / 1,004,029,538.10-1,506,044,307.15-998,289,975.30

Finding the Fourth Proportional to 1,004,029,538.10, 1,506,044,307.15 and 998,289,975.30

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Solution

The fourth proportional to 1,004,029,538.10, 1,506,044,307.15 and 998,289,975.30 is: 1,497,434,962.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,029,538.10 : 1,506,044,307.15 = 998,289,975.30 : x
  2. Step 2: Convert to fraction form
    1,004,029,538.10/1,506,044,307.15 = 998,289,975.30/x
  3. Step 3: Cross multiply
    1,004,029,538.10x = 1,506,044,307.15 × 998,289,975.30
  4. Step 4: Simplify right side
    1,004,029,538.10x = 1,503,468,934,185,479,168
  5. Step 5: Solve for x
    x = 1,503,468,934,185,479,168/1,004,029,538.10
  6. Step 6: Final answer
    x = 1,497,434,962.95

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Half scale
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Double scale
Find fourth proportional to 1,004,029,539.10, 1,506,044,308.65 and 998,289,976.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.