Home / 66,734,851.10-100,102,276.65-52,402,127.90

Finding the Fourth Proportional to 66,734,851.10, 100,102,276.65 and 52,402,127.90

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Solution

The fourth proportional to 66,734,851.10, 100,102,276.65 and 52,402,127.90 is: 78,603,191.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,734,851.10 : 100,102,276.65 = 52,402,127.90 : x
  2. Step 2: Convert to fraction form
    66,734,851.10/100,102,276.65 = 52,402,127.90/x
  3. Step 3: Cross multiply
    66,734,851.10x = 100,102,276.65 × 52,402,127.90
  4. Step 4: Simplify right side
    66,734,851.10x = 5,245,572,304,094,484
  5. Step 5: Solve for x
    x = 5,245,572,304,094,484/66,734,851.10
  6. Step 6: Final answer
    x = 78,603,191.85

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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.