Home / 709,971,226.92-1,065,071,275.47-218,684,268.11

Finding the Fourth Proportional to 709,971,226.92, 1,065,071,275.47 and 218,684,268.11

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Solution

The fourth proportional to 709,971,226.92, 1,065,071,275.47 and 218,684,268.11 is: 328,061,650.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,971,226.92 : 1,065,071,275.47 = 218,684,268.11 : x
  2. Step 2: Convert to fraction form
    709,971,226.92/1,065,071,275.47 = 218,684,268.11/x
  3. Step 3: Cross multiply
    709,971,226.92x = 1,065,071,275.47 × 218,684,268.11
  4. Step 4: Simplify right side
    709,971,226.92x = 232,914,332,363,803,840
  5. Step 5: Solve for x
    x = 232,914,332,363,803,840/709,971,226.92
  6. Step 6: Final answer
    x = 328,061,650.29

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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.