Home / 457,564,862.68-622,992,025.88-456,112,035.88

Finding the Fourth Proportional to 457,564,862.68, 622,992,025.88 and 456,112,035.88

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Solution

The fourth proportional to 457,564,862.68, 622,992,025.88 and 456,112,035.88 is: 621,013,946.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,564,862.68 : 622,992,025.88 = 456,112,035.88 : x
  2. Step 2: Convert to fraction form
    457,564,862.68/622,992,025.88 = 456,112,035.88/x
  3. Step 3: Cross multiply
    457,564,862.68x = 622,992,025.88 × 456,112,035.88
  4. Step 4: Simplify right side
    457,564,862.68x = 284,154,161,261,132,448
  5. Step 5: Solve for x
    x = 284,154,161,261,132,448/457,564,862.68
  6. Step 6: Final answer
    x = 621,013,946.74

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.