Home / 93,470,333.22-140,080,171.95-72,745,794.90

Finding the Fourth Proportional to 93,470,333.22, 140,080,171.95 and 72,745,794.90

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Solution

The fourth proportional to 93,470,333.22, 140,080,171.95 and 72,745,794.90 is: 109,021,152.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,470,333.22 : 140,080,171.95 = 72,745,794.90 : x
  2. Step 2: Convert to fraction form
    93,470,333.22/140,080,171.95 = 72,745,794.90/x
  3. Step 3: Cross multiply
    93,470,333.22x = 140,080,171.95 × 72,745,794.90
  4. Step 4: Simplify right side
    93,470,333.22x = 10,190,243,458,231,434
  5. Step 5: Solve for x
    x = 10,190,243,458,231,434/93,470,333.22
  6. Step 6: Final answer
    x = 109,021,152.56

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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.