Home / 1,002,844,986.30-1,504,267,479.45-830,516,384.70

Finding the Fourth Proportional to 1,002,844,986.30, 1,504,267,479.45 and 830,516,384.70

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Solution

The fourth proportional to 1,002,844,986.30, 1,504,267,479.45 and 830,516,384.70 is: 1,245,774,577.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,844,986.30 : 1,504,267,479.45 = 830,516,384.70 : x
  2. Step 2: Convert to fraction form
    1,002,844,986.30/1,504,267,479.45 = 830,516,384.70/x
  3. Step 3: Cross multiply
    1,002,844,986.30x = 1,504,267,479.45 × 830,516,384.70
  4. Step 4: Simplify right side
    1,002,844,986.30x = 1,249,318,788,654,595,584
  5. Step 5: Solve for x
    x = 1,249,318,788,654,595,584/1,002,844,986.30
  6. Step 6: Final answer
    x = 1,245,774,577.05

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Double scale
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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.