Home / 80,705,111.10-121,057,666.65-32,190,452.70

Finding the Fourth Proportional to 80,705,111.10, 121,057,666.65 and 32,190,452.70

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Solution

The fourth proportional to 80,705,111.10, 121,057,666.65 and 32,190,452.70 is: 48,285,679.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,705,111.10 : 121,057,666.65 = 32,190,452.70 : x
  2. Step 2: Convert to fraction form
    80,705,111.10/121,057,666.65 = 32,190,452.70/x
  3. Step 3: Cross multiply
    80,705,111.10x = 121,057,666.65 × 32,190,452.70
  4. Step 4: Simplify right side
    80,705,111.10x = 3,896,901,092,269,192.50
  5. Step 5: Solve for x
    x = 3,896,901,092,269,192.50/80,705,111.10
  6. Step 6: Final answer
    x = 48,285,679.05

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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.