Home / 89,045,522.64-133,561,752.12-28,444,977.36

Finding the Fourth Proportional to 89,045,522.64, 133,561,752.12 and 28,444,977.36

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Solution

The fourth proportional to 89,045,522.64, 133,561,752.12 and 28,444,977.36 is: 42,665,379.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,045,522.64 : 133,561,752.12 = 28,444,977.36 : x
  2. Step 2: Convert to fraction form
    89,045,522.64/133,561,752.12 = 28,444,977.36/x
  3. Step 3: Cross multiply
    89,045,522.64x = 133,561,752.12 × 28,444,977.36
  4. Step 4: Simplify right side
    89,045,522.64x = 3,799,161,015,215,332
  5. Step 5: Solve for x
    x = 3,799,161,015,215,332/89,045,522.64
  6. Step 6: Final answer
    x = 42,665,379.49

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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.