Home / 89,354,891.52-133,908,334.38-40,713,873.12

Finding the Fourth Proportional to 89,354,891.52, 133,908,334.38 and 40,713,873.12

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Solution

The fourth proportional to 89,354,891.52, 133,908,334.38 and 40,713,873.12 is: 61,014,308.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,354,891.52 : 133,908,334.38 = 40,713,873.12 : x
  2. Step 2: Convert to fraction form
    89,354,891.52/133,908,334.38 = 40,713,873.12/x
  3. Step 3: Cross multiply
    89,354,891.52x = 133,908,334.38 × 40,713,873.12
  4. Step 4: Simplify right side
    89,354,891.52x = 5,451,926,935,657,853
  5. Step 5: Solve for x
    x = 5,451,926,935,657,853/89,354,891.52
  6. Step 6: Final answer
    x = 61,014,308.71

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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.