Home / 93,729,789.90-140,355,536.40-74,597,913.90

Finding the Fourth Proportional to 93,729,789.90, 140,355,536.40 and 74,597,913.90

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Solution

The fourth proportional to 93,729,789.90, 140,355,536.40 and 74,597,913.90 is: 111,706,536.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,729,789.90 : 140,355,536.40 = 74,597,913.90 : x
  2. Step 2: Convert to fraction form
    93,729,789.90/140,355,536.40 = 74,597,913.90/x
  3. Step 3: Cross multiply
    93,729,789.90x = 140,355,536.40 × 74,597,913.90
  4. Step 4: Simplify right side
    93,729,789.90x = 10,470,230,219,755,518
  5. Step 5: Solve for x
    x = 10,470,230,219,755,518/93,729,789.90
  6. Step 6: Final answer
    x = 111,706,536.75

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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.