Home / 56,167,279.90-84,250,919.85-52,808,047.90

Finding the Fourth Proportional to 56,167,279.90, 84,250,919.85 and 52,808,047.90

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Solution

The fourth proportional to 56,167,279.90, 84,250,919.85 and 52,808,047.90 is: 79,212,071.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,167,279.90 : 84,250,919.85 = 52,808,047.90 : x
  2. Step 2: Convert to fraction form
    56,167,279.90/84,250,919.85 = 52,808,047.90/x
  3. Step 3: Cross multiply
    56,167,279.90x = 84,250,919.85 × 52,808,047.90
  4. Step 4: Simplify right side
    56,167,279.90x = 4,449,126,611,057,860.50
  5. Step 5: Solve for x
    x = 4,449,126,611,057,860.50/56,167,279.90
  6. Step 6: Final answer
    x = 79,212,071.85

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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.