Home / 12,057,242,537.48-18,087,924,267.03-4,970,851,631.96

Finding the Fourth Proportional to 12,057,242,537.48, 18,087,924,267.03 and 4,970,851,631.96

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Solution

The fourth proportional to 12,057,242,537.48, 18,087,924,267.03 and 4,970,851,631.96 is: 7,457,126,916.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,057,242,537.48 : 18,087,924,267.03 = 4,970,851,631.96 : x
  2. Step 2: Convert to fraction form
    12,057,242,537.48/18,087,924,267.03 = 4,970,851,631.96/x
  3. Step 3: Cross multiply
    12,057,242,537.48x = 18,087,924,267.03 × 4,970,851,631.96
  4. Step 4: Simplify right side
    12,057,242,537.48x = 89,912,387,861,534,949,376
  5. Step 5: Solve for x
    x = 89,912,387,861,534,949,376/12,057,242,537.48
  6. Step 6: Final answer
    x = 7,457,126,916.21

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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.