Home / 93,470,373.91-140,080,233.16-72,745,835.68

Finding the Fourth Proportional to 93,470,373.91, 140,080,233.16 and 72,745,835.68

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Solution

The fourth proportional to 93,470,373.91, 140,080,233.16 and 72,745,835.68 is: 109,021,213.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,470,373.91 : 140,080,233.16 = 72,745,835.68 : x
  2. Step 2: Convert to fraction form
    93,470,373.91/140,080,233.16 = 72,745,835.68/x
  3. Step 3: Cross multiply
    93,470,373.91x = 140,080,233.16 × 72,745,835.68
  4. Step 4: Simplify right side
    93,470,373.91x = 10,190,253,623,473,448
  5. Step 5: Solve for x
    x = 10,190,253,623,473,448/93,470,373.91
  6. Step 6: Final answer
    x = 109,021,213.86

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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.