Home / 472,559,030.06-708,838,545.08-127,512,103.46

Finding the Fourth Proportional to 472,559,030.06, 708,838,545.08 and 127,512,103.46

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Solution

The fourth proportional to 472,559,030.06, 708,838,545.08 and 127,512,103.46 is: 191,268,155.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,559,030.06 : 708,838,545.08 = 127,512,103.46 : x
  2. Step 2: Convert to fraction form
    472,559,030.06/708,838,545.08 = 127,512,103.46/x
  3. Step 3: Cross multiply
    472,559,030.06x = 708,838,545.08 × 127,512,103.46
  4. Step 4: Simplify right side
    472,559,030.06x = 90,385,493,896,676,832
  5. Step 5: Solve for x
    x = 90,385,493,896,676,832/472,559,030.06
  6. Step 6: Final answer
    x = 191,268,155.19

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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.