Home / 129,458,332.30-194,112,848.85-48,687,465.10

Finding the Fourth Proportional to 129,458,332.30, 194,112,848.85 and 48,687,465.10

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Solution

The fourth proportional to 129,458,332.30, 194,112,848.85 and 48,687,465.10 is: 73,003,122.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,458,332.30 : 194,112,848.85 = 48,687,465.10 : x
  2. Step 2: Convert to fraction form
    129,458,332.30/194,112,848.85 = 48,687,465.10/x
  3. Step 3: Cross multiply
    129,458,332.30x = 194,112,848.85 × 48,687,465.10
  4. Step 4: Simplify right side
    129,458,332.30x = 9,450,862,553,845,950
  5. Step 5: Solve for x
    x = 9,450,862,553,845,950/129,458,332.30
  6. Step 6: Final answer
    x = 73,003,122.98

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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.