Home / 801,442,130.60-1,199,612,279.10-571,859,618.60

Finding the Fourth Proportional to 801,442,130.60, 1,199,612,279.10 and 571,859,618.60

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Solution

The fourth proportional to 801,442,130.60, 1,199,612,279.10 and 571,859,618.60 is: 855,969,251.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,442,130.60 : 1,199,612,279.10 = 571,859,618.60 : x
  2. Step 2: Convert to fraction form
    801,442,130.60/1,199,612,279.10 = 571,859,618.60/x
  3. Step 3: Cross multiply
    801,442,130.60x = 1,199,612,279.10 × 571,859,618.60
  4. Step 4: Simplify right side
    801,442,130.60x = 686,009,820,394,002,688
  5. Step 5: Solve for x
    x = 686,009,820,394,002,688/801,442,130.60
  6. Step 6: Final answer
    x = 855,969,251.18

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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.