Home / 88,298,451.33-121,850,672.63-49,140,217.70

Finding the Fourth Proportional to 88,298,451.33, 121,850,672.63 and 49,140,217.70

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Solution

The fourth proportional to 88,298,451.33, 121,850,672.63 and 49,140,217.70 is: 67,812,838.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,298,451.33 : 121,850,672.63 = 49,140,217.70 : x
  2. Step 2: Convert to fraction form
    88,298,451.33/121,850,672.63 = 49,140,217.70/x
  3. Step 3: Cross multiply
    88,298,451.33x = 121,850,672.63 × 49,140,217.70
  4. Step 4: Simplify right side
    88,298,451.33x = 5,987,768,579,074,677
  5. Step 5: Solve for x
    x = 5,987,768,579,074,677/88,298,451.33
  6. Step 6: Final answer
    x = 67,812,838.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.