Home / 89,690,201.70-134,535,302.55-21,532,893.45

Finding the Fourth Proportional to 89,690,201.70, 134,535,302.55 and 21,532,893.45

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Solution

The fourth proportional to 89,690,201.70, 134,535,302.55 and 21,532,893.45 is: 32,299,340.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,690,201.70 : 134,535,302.55 = 21,532,893.45 : x
  2. Step 2: Convert to fraction form
    89,690,201.70/134,535,302.55 = 21,532,893.45/x
  3. Step 3: Cross multiply
    89,690,201.70x = 134,535,302.55 × 21,532,893.45
  4. Step 4: Simplify right side
    89,690,201.70x = 2,896,934,335,072,663.50
  5. Step 5: Solve for x
    x = 2,896,934,335,072,663.50/89,690,201.70
  6. Step 6: Final answer
    x = 32,299,340.18

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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.