Home / 121,215,460.15-181,850,057.52-34,947,134.70

Finding the Fourth Proportional to 121,215,460.15, 181,850,057.52 and 34,947,134.70

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Solution

The fourth proportional to 121,215,460.15, 181,850,057.52 and 34,947,134.70 is: 52,428,448.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,215,460.15 : 181,850,057.52 = 34,947,134.70 : x
  2. Step 2: Convert to fraction form
    121,215,460.15/181,850,057.52 = 34,947,134.70/x
  3. Step 3: Cross multiply
    121,215,460.15x = 181,850,057.52 × 34,947,134.70
  4. Step 4: Simplify right side
    121,215,460.15x = 6,355,138,455,354,189
  5. Step 5: Solve for x
    x = 6,355,138,455,354,189/121,215,460.15
  6. Step 6: Final answer
    x = 52,428,448.05

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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.