Home / 66,428,844.30-99,643,266.45-37,763,397.90

Finding the Fourth Proportional to 66,428,844.30, 99,643,266.45 and 37,763,397.90

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Solution

The fourth proportional to 66,428,844.30, 99,643,266.45 and 37,763,397.90 is: 56,645,096.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,428,844.30 : 99,643,266.45 = 37,763,397.90 : x
  2. Step 2: Convert to fraction form
    66,428,844.30/99,643,266.45 = 37,763,397.90/x
  3. Step 3: Cross multiply
    66,428,844.30x = 99,643,266.45 × 37,763,397.90
  4. Step 4: Simplify right side
    66,428,844.30x = 3,762,868,319,007,070.50
  5. Step 5: Solve for x
    x = 3,762,868,319,007,070.50/66,428,844.30
  6. Step 6: Final answer
    x = 56,645,096.85

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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.