Home / 82,959,293.92-124,444,921.20-31,841,312.80

Finding the Fourth Proportional to 82,959,293.92, 124,444,921.20 and 31,841,312.80

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Solution

The fourth proportional to 82,959,293.92, 124,444,921.20 and 31,841,312.80 is: 47,764,264.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,959,293.92 : 124,444,921.20 = 31,841,312.80 : x
  2. Step 2: Convert to fraction form
    82,959,293.92/124,444,921.20 = 31,841,312.80/x
  3. Step 3: Cross multiply
    82,959,293.92x = 124,444,921.20 × 31,841,312.80
  4. Step 4: Simplify right side
    82,959,293.92x = 3,962,489,662,300,551.50
  5. Step 5: Solve for x
    x = 3,962,489,662,300,551.50/82,959,293.92
  6. Step 6: Final answer
    x = 47,764,264.56

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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.