Home / 1,658,118,210.10-2,487,177,315.15-509,111,566.90

Finding the Fourth Proportional to 1,658,118,210.10, 2,487,177,315.15 and 509,111,566.90

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Solution

The fourth proportional to 1,658,118,210.10, 2,487,177,315.15 and 509,111,566.90 is: 763,667,350.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,118,210.10 : 2,487,177,315.15 = 509,111,566.90 : x
  2. Step 2: Convert to fraction form
    1,658,118,210.10/2,487,177,315.15 = 509,111,566.90/x
  3. Step 3: Cross multiply
    1,658,118,210.10x = 2,487,177,315.15 × 509,111,566.90
  4. Step 4: Simplify right side
    1,658,118,210.10x = 1,266,250,740,074,151,680
  5. Step 5: Solve for x
    x = 1,266,250,740,074,151,680/1,658,118,210.10
  6. Step 6: Final answer
    x = 763,667,350.35

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Half scale
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Double scale
Find fourth proportional to 1,658,118,211.10, 2,487,177,316.65 and 509,111,567.90
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.