Home / 113,326,070.20-169,989,105.30-36,704,087.80

Finding the Fourth Proportional to 113,326,070.20, 169,989,105.30 and 36,704,087.80

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Solution

The fourth proportional to 113,326,070.20, 169,989,105.30 and 36,704,087.80 is: 55,056,131.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,326,070.20 : 169,989,105.30 = 36,704,087.80 : x
  2. Step 2: Convert to fraction form
    113,326,070.20/169,989,105.30 = 36,704,087.80/x
  3. Step 3: Cross multiply
    113,326,070.20x = 169,989,105.30 × 36,704,087.80
  4. Step 4: Simplify right side
    113,326,070.20x = 6,239,295,045,974,645
  5. Step 5: Solve for x
    x = 6,239,295,045,974,645/113,326,070.20
  6. Step 6: Final answer
    x = 55,056,131.70

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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.