Home / 788,717,471.52-1,088,335,285.92-454,298,755.68

Finding the Fourth Proportional to 788,717,471.52, 1,088,335,285.92 and 454,298,755.68

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Solution

The fourth proportional to 788,717,471.52, 1,088,335,285.92 and 454,298,755.68 is: 626,877,664.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,717,471.52 : 1,088,335,285.92 = 454,298,755.68 : x
  2. Step 2: Convert to fraction form
    788,717,471.52/1,088,335,285.92 = 454,298,755.68/x
  3. Step 3: Cross multiply
    788,717,471.52x = 1,088,335,285.92 × 454,298,755.68
  4. Step 4: Simplify right side
    788,717,471.52x = 494,429,366,156,093,056
  5. Step 5: Solve for x
    x = 494,429,366,156,093,056/788,717,471.52
  6. Step 6: Final answer
    x = 626,877,664.07

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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.