Home / 65,581,108.92-98,354,490.57-19,510,568.82

Finding the Fourth Proportional to 65,581,108.92, 98,354,490.57 and 19,510,568.82

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Solution

The fourth proportional to 65,581,108.92, 98,354,490.57 and 19,510,568.82 is: 29,260,744.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,581,108.92 : 98,354,490.57 = 19,510,568.82 : x
  2. Step 2: Convert to fraction form
    65,581,108.92/98,354,490.57 = 19,510,568.82/x
  3. Step 3: Cross multiply
    65,581,108.92x = 98,354,490.57 × 19,510,568.82
  4. Step 4: Simplify right side
    65,581,108.92x = 1,918,952,057,022,026
  5. Step 5: Solve for x
    x = 1,918,952,057,022,026/65,581,108.92
  6. Step 6: Final answer
    x = 29,260,744.27

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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.