Home / 589,789,344.32-813,909,641.28-329,028,960.32

Finding the Fourth Proportional to 589,789,344.32, 813,909,641.28 and 329,028,960.32

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Solution

The fourth proportional to 589,789,344.32, 813,909,641.28 and 329,028,960.32 is: 454,060,158.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,789,344.32 : 813,909,641.28 = 329,028,960.32 : x
  2. Step 2: Convert to fraction form
    589,789,344.32/813,909,641.28 = 329,028,960.32/x
  3. Step 3: Cross multiply
    589,789,344.32x = 813,909,641.28 × 329,028,960.32
  4. Step 4: Simplify right side
    589,789,344.32x = 267,799,843,064,782,528
  5. Step 5: Solve for x
    x = 267,799,843,064,782,528/589,789,344.32
  6. Step 6: Final answer
    x = 454,060,158.33

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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.