Home / 651,149,562.27-898,586,189.72-357,813,025.95

Finding the Fourth Proportional to 651,149,562.27, 898,586,189.72 and 357,813,025.95

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Solution

The fourth proportional to 651,149,562.27, 898,586,189.72 and 357,813,025.95 is: 493,781,862.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,149,562.27 : 898,586,189.72 = 357,813,025.95 : x
  2. Step 2: Convert to fraction form
    651,149,562.27/898,586,189.72 = 357,813,025.95/x
  3. Step 3: Cross multiply
    651,149,562.27x = 898,586,189.72 × 357,813,025.95
  4. Step 4: Simplify right side
    651,149,562.27x = 321,525,843,618,804,928
  5. Step 5: Solve for x
    x = 321,525,843,618,804,928/651,149,562.27
  6. Step 6: Final answer
    x = 493,781,862.49

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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.