Home / 98,414,672.70-147,622,009.05-88,672,899.90

Finding the Fourth Proportional to 98,414,672.70, 147,622,009.05 and 88,672,899.90

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Solution

The fourth proportional to 98,414,672.70, 147,622,009.05 and 88,672,899.90 is: 133,009,349.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,414,672.70 : 147,622,009.05 = 88,672,899.90 : x
  2. Step 2: Convert to fraction form
    98,414,672.70/147,622,009.05 = 88,672,899.90/x
  3. Step 3: Cross multiply
    98,414,672.70x = 147,622,009.05 × 88,672,899.90
  4. Step 4: Simplify right side
    98,414,672.70x = 13,090,071,631,527,546
  5. Step 5: Solve for x
    x = 13,090,071,631,527,546/98,414,672.70
  6. Step 6: Final answer
    x = 133,009,349.85

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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.