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Finding the Fourth Proportional to 93,438,192.20, 140,157,288.30 and 93,438,192.20

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Solution

The fourth proportional to 93,438,192.20, 140,157,288.30 and 93,438,192.20 is: 140,157,288.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,438,192.20 : 140,157,288.30 = 93,438,192.20 : x
  2. Step 2: Convert to fraction form
    93,438,192.20/140,157,288.30 = 93,438,192.20/x
  3. Step 3: Cross multiply
    93,438,192.20x = 140,157,288.30 × 93,438,192.20
  4. Step 4: Simplify right side
    93,438,192.20x = 13,096,043,642,406,212
  5. Step 5: Solve for x
    x = 13,096,043,642,406,212/93,438,192.20
  6. Step 6: Final answer
    x = 140,157,288.30

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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.