Home / 120,002,670.15-180,002,693.02-29,126,259.15

Finding the Fourth Proportional to 120,002,670.15, 180,002,693.02 and 29,126,259.15

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Solution

The fourth proportional to 120,002,670.15, 180,002,693.02 and 29,126,259.15 is: 43,689,070.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,002,670.15 : 180,002,693.02 = 29,126,259.15 : x
  2. Step 2: Convert to fraction form
    120,002,670.15/180,002,693.02 = 29,126,259.15/x
  3. Step 3: Cross multiply
    120,002,670.15x = 180,002,693.02 × 29,126,259.15
  4. Step 4: Simplify right side
    120,002,670.15x = 5,242,805,083,905,056
  5. Step 5: Solve for x
    x = 5,242,805,083,905,056/120,002,670.15
  6. Step 6: Final answer
    x = 43,689,070.23

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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.