Home / 98,730,917.40-136,183,061.49-63,493,273.56

Finding the Fourth Proportional to 98,730,917.40, 136,183,061.49 and 63,493,273.56

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Solution

The fourth proportional to 98,730,917.40, 136,183,061.49 and 63,493,273.56 is: 87,578,527.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,730,917.40 : 136,183,061.49 = 63,493,273.56 : x
  2. Step 2: Convert to fraction form
    98,730,917.40/136,183,061.49 = 63,493,273.56/x
  3. Step 3: Cross multiply
    98,730,917.40x = 136,183,061.49 × 63,493,273.56
  4. Step 4: Simplify right side
    98,730,917.40x = 8,646,708,377,108,254
  5. Step 5: Solve for x
    x = 8,646,708,377,108,254/98,730,917.40
  6. Step 6: Final answer
    x = 87,578,527.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.