Home / 136,622,359.15-204,934,139.03-43,249,789.47

Finding the Fourth Proportional to 136,622,359.15, 204,934,139.03 and 43,249,789.47

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Solution

The fourth proportional to 136,622,359.15, 204,934,139.03 and 43,249,789.47 is: 64,874,874.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,622,359.15 : 204,934,139.03 = 43,249,789.47 : x
  2. Step 2: Convert to fraction form
    136,622,359.15/204,934,139.03 = 43,249,789.47/x
  3. Step 3: Cross multiply
    136,622,359.15x = 204,934,139.03 × 43,249,789.47
  4. Step 4: Simplify right side
    136,622,359.15x = 8,863,358,368,263,210
  5. Step 5: Solve for x
    x = 8,863,358,368,263,210/136,622,359.15
  6. Step 6: Final answer
    x = 64,874,874.24

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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.