Home / 93,470,280.13-140,080,092.45-72,745,741.88

Finding the Fourth Proportional to 93,470,280.13, 140,080,092.45 and 72,745,741.88

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Solution

The fourth proportional to 93,470,280.13, 140,080,092.45 and 72,745,741.88 is: 109,021,073.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,470,280.13 : 140,080,092.45 = 72,745,741.88 : x
  2. Step 2: Convert to fraction form
    93,470,280.13/140,080,092.45 = 72,745,741.88/x
  3. Step 3: Cross multiply
    93,470,280.13x = 140,080,092.45 × 72,745,741.88
  4. Step 4: Simplify right side
    93,470,280.13x = 10,190,230,247,894,236
  5. Step 5: Solve for x
    x = 10,190,230,247,894,236/93,470,280.13
  6. Step 6: Final answer
    x = 109,021,073.16

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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.