Home / 152,441,747.04-228,534,078.40-66,115,135.20

Finding the Fourth Proportional to 152,441,747.04, 228,534,078.40 and 66,115,135.20

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Solution

The fourth proportional to 152,441,747.04, 228,534,078.40 and 66,115,135.20 is: 99,116,953.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,441,747.04 : 228,534,078.40 = 66,115,135.20 : x
  2. Step 2: Convert to fraction form
    152,441,747.04/228,534,078.40 = 66,115,135.20/x
  3. Step 3: Cross multiply
    152,441,747.04x = 228,534,078.40 × 66,115,135.20
  4. Step 4: Simplify right side
    152,441,747.04x = 15,109,561,491,223,400
  5. Step 5: Solve for x
    x = 15,109,561,491,223,400/152,441,747.04
  6. Step 6: Final answer
    x = 99,116,953.10

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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.