Home / 89,011,322.10-133,516,983.15-54,573,945.30

Finding the Fourth Proportional to 89,011,322.10, 133,516,983.15 and 54,573,945.30

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Solution

The fourth proportional to 89,011,322.10, 133,516,983.15 and 54,573,945.30 is: 81,860,917.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,011,322.10 : 133,516,983.15 = 54,573,945.30 : x
  2. Step 2: Convert to fraction form
    89,011,322.10/133,516,983.15 = 54,573,945.30/x
  3. Step 3: Cross multiply
    89,011,322.10x = 133,516,983.15 × 54,573,945.30
  4. Step 4: Simplify right side
    89,011,322.10x = 7,286,548,535,049,122
  5. Step 5: Solve for x
    x = 7,286,548,535,049,122/89,011,322.10
  6. Step 6: Final answer
    x = 81,860,917.95

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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.