Home / 112,583,648.43-168,984,407.61-54,332,332.83

Finding the Fourth Proportional to 112,583,648.43, 168,984,407.61 and 54,332,332.83

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Solution

The fourth proportional to 112,583,648.43, 168,984,407.61 and 54,332,332.83 is: 81,551,070.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,583,648.43 : 168,984,407.61 = 54,332,332.83 : x
  2. Step 2: Convert to fraction form
    112,583,648.43/168,984,407.61 = 54,332,332.83/x
  3. Step 3: Cross multiply
    112,583,648.43x = 168,984,407.61 × 54,332,332.83
  4. Step 4: Simplify right side
    112,583,648.43x = 9,181,317,077,346,906
  5. Step 5: Solve for x
    x = 9,181,317,077,346,906/112,583,648.43
  6. Step 6: Final answer
    x = 81,551,070.74

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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.