Home / 82,867,222.30-124,300,833.45-65,735,139.10

Finding the Fourth Proportional to 82,867,222.30, 124,300,833.45 and 65,735,139.10

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Solution

The fourth proportional to 82,867,222.30, 124,300,833.45 and 65,735,139.10 is: 98,602,708.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,867,222.30 : 124,300,833.45 = 65,735,139.10 : x
  2. Step 2: Convert to fraction form
    82,867,222.30/124,300,833.45 = 65,735,139.10/x
  3. Step 3: Cross multiply
    82,867,222.30x = 124,300,833.45 × 65,735,139.10
  4. Step 4: Simplify right side
    82,867,222.30x = 8,170,932,577,081,683
  5. Step 5: Solve for x
    x = 8,170,932,577,081,683/82,867,222.30
  6. Step 6: Final answer
    x = 98,602,708.65

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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.