Home / 75,098,448.24-112,445,849.83-47,656,163.60

Finding the Fourth Proportional to 75,098,448.24, 112,445,849.83 and 47,656,163.60

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Solution

The fourth proportional to 75,098,448.24, 112,445,849.83 and 47,656,163.60 is: 71,356,172.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,098,448.24 : 112,445,849.83 = 47,656,163.60 : x
  2. Step 2: Convert to fraction form
    75,098,448.24/112,445,849.83 = 47,656,163.60/x
  3. Step 3: Cross multiply
    75,098,448.24x = 112,445,849.83 × 47,656,163.60
  4. Step 4: Simplify right side
    75,098,448.24x = 5,358,737,815,239,257
  5. Step 5: Solve for x
    x = 5,358,737,815,239,257/75,098,448.24
  6. Step 6: Final answer
    x = 71,356,172.35

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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.