Home / 82,966,999.65-124,344,211.28-73,826,214.45

Finding the Fourth Proportional to 82,966,999.65, 124,344,211.28 and 73,826,214.45

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Solution

The fourth proportional to 82,966,999.65, 124,344,211.28 and 73,826,214.45 is: 110,644,743.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,966,999.65 : 124,344,211.28 = 73,826,214.45 : x
  2. Step 2: Convert to fraction form
    82,966,999.65/124,344,211.28 = 73,826,214.45/x
  3. Step 3: Cross multiply
    82,966,999.65x = 124,344,211.28 × 73,826,214.45
  4. Step 4: Simplify right side
    82,966,999.65x = 9,179,862,407,204,258
  5. Step 5: Solve for x
    x = 9,179,862,407,204,258/82,966,999.65
  6. Step 6: Final answer
    x = 110,644,743.64

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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.