Home / 107,772,881.92-148,726,636.80-58,213,255.42

Finding the Fourth Proportional to 107,772,881.92, 148,726,636.80 and 58,213,255.42

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Solution

The fourth proportional to 107,772,881.92, 148,726,636.80 and 58,213,255.42 is: 80,334,324.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,772,881.92 : 148,726,636.80 = 58,213,255.42 : x
  2. Step 2: Convert to fraction form
    107,772,881.92/148,726,636.80 = 58,213,255.42/x
  3. Step 3: Cross multiply
    107,772,881.92x = 148,726,636.80 × 58,213,255.42
  4. Step 4: Simplify right side
    107,772,881.92x = 8,657,861,695,795,972
  5. Step 5: Solve for x
    x = 8,657,861,695,795,972/107,772,881.92
  6. Step 6: Final answer
    x = 80,334,324.75

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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.