Home / 908,711,073.37-1,254,120,924.25-527,317,125.31

Finding the Fourth Proportional to 908,711,073.37, 1,254,120,924.25 and 527,317,125.31

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Solution

The fourth proportional to 908,711,073.37, 1,254,120,924.25 and 527,317,125.31 is: 727,755,454.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,711,073.37 : 1,254,120,924.25 = 527,317,125.31 : x
  2. Step 2: Convert to fraction form
    908,711,073.37/1,254,120,924.25 = 527,317,125.31/x
  3. Step 3: Cross multiply
    908,711,073.37x = 1,254,120,924.25 × 527,317,125.31
  4. Step 4: Simplify right side
    908,711,073.37x = 661,319,440,562,176,640
  5. Step 5: Solve for x
    x = 661,319,440,562,176,640/908,711,073.37
  6. Step 6: Final answer
    x = 727,755,454.89

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.