Home / 71,167,404.64-106,712,736.72-38,395,539.04

Finding the Fourth Proportional to 71,167,404.64, 106,712,736.72 and 38,395,539.04

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Solution

The fourth proportional to 71,167,404.64, 106,712,736.72 and 38,395,539.04 is: 57,572,607.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,167,404.64 : 106,712,736.72 = 38,395,539.04 : x
  2. Step 2: Convert to fraction form
    71,167,404.64/106,712,736.72 = 38,395,539.04/x
  3. Step 3: Cross multiply
    71,167,404.64x = 106,712,736.72 × 38,395,539.04
  4. Step 4: Simplify right side
    71,167,404.64x = 4,097,293,048,798,001.50
  5. Step 5: Solve for x
    x = 4,097,293,048,798,001.50/71,167,404.64
  6. Step 6: Final answer
    x = 57,572,607.43

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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.