Home / 75,552,607.40-113,356,904.70-72,753,247.40

Finding the Fourth Proportional to 75,552,607.40, 113,356,904.70 and 72,753,247.40

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Solution

The fourth proportional to 75,552,607.40, 113,356,904.70 and 72,753,247.40 is: 109,156,827.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,552,607.40 : 113,356,904.70 = 72,753,247.40 : x
  2. Step 2: Convert to fraction form
    75,552,607.40/113,356,904.70 = 72,753,247.40/x
  3. Step 3: Cross multiply
    75,552,607.40x = 113,356,904.70 × 72,753,247.40
  4. Step 4: Simplify right side
    75,552,607.40x = 8,247,082,932,137,324
  5. Step 5: Solve for x
    x = 8,247,082,932,137,324/75,552,607.40
  6. Step 6: Final answer
    x = 109,156,827.49

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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.