Home / 12,518,496,001.80-18,777,744,002.70-11,572,536,270.60

Finding the Fourth Proportional to 12,518,496,001.80, 18,777,744,002.70 and 11,572,536,270.60

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Solution

The fourth proportional to 12,518,496,001.80, 18,777,744,002.70 and 11,572,536,270.60 is: 17,358,804,405.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,518,496,001.80 : 18,777,744,002.70 = 11,572,536,270.60 : x
  2. Step 2: Convert to fraction form
    12,518,496,001.80/18,777,744,002.70 = 11,572,536,270.60/x
  3. Step 3: Cross multiply
    12,518,496,001.80x = 18,777,744,002.70 × 11,572,536,270.60
  4. Step 4: Simplify right side
    12,518,496,001.80x = 217,306,123,551,287,377,920
  5. Step 5: Solve for x
    x = 217,306,123,551,287,377,920/12,518,496,001.80
  6. Step 6: Final answer
    x = 17,358,804,405.90

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1.5x scale

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.