Home / 76,964,904,023.40-115,447,356,035.10-75,725,158,458.60

Finding the Fourth Proportional to 76,964,904,023.40, 115,447,356,035.10 and 75,725,158,458.60

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Solution

The fourth proportional to 76,964,904,023.40, 115,447,356,035.10 and 75,725,158,458.60 is: 113,587,737,687.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,964,904,023.40 : 115,447,356,035.10 = 75,725,158,458.60 : x
  2. Step 2: Convert to fraction form
    76,964,904,023.40/115,447,356,035.10 = 75,725,158,458.60/x
  3. Step 3: Cross multiply
    76,964,904,023.40x = 115,447,356,035.10 × 75,725,158,458.60
  4. Step 4: Simplify right side
    76,964,904,023.40x = 8,742,269,329,384,359,854,080
  5. Step 5: Solve for x
    x = 8,742,269,329,384,359,854,080/76,964,904,023.40
  6. Step 6: Final answer
    x = 113,587,737,687.90

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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.