Home / 94,754,490.30-142,131,735.45-85,967,999.10

Finding the Fourth Proportional to 94,754,490.30, 142,131,735.45 and 85,967,999.10

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Solution

The fourth proportional to 94,754,490.30, 142,131,735.45 and 85,967,999.10 is: 128,951,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,754,490.30 : 142,131,735.45 = 85,967,999.10 : x
  2. Step 2: Convert to fraction form
    94,754,490.30/142,131,735.45 = 85,967,999.10/x
  3. Step 3: Cross multiply
    94,754,490.30x = 142,131,735.45 × 85,967,999.10
  4. Step 4: Simplify right side
    94,754,490.30x = 12,218,780,905,247,036
  5. Step 5: Solve for x
    x = 12,218,780,905,247,036/94,754,490.30
  6. Step 6: Final answer
    x = 128,951,998.65

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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.