Home / 80,032,990.60-110,402,923.29-48,680,628.80

Finding the Fourth Proportional to 80,032,990.60, 110,402,923.29 and 48,680,628.80

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Solution

The fourth proportional to 80,032,990.60, 110,402,923.29 and 48,680,628.80 is: 67,153,353.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,032,990.60 : 110,402,923.29 = 48,680,628.80 : x
  2. Step 2: Convert to fraction form
    80,032,990.60/110,402,923.29 = 48,680,628.80/x
  3. Step 3: Cross multiply
    80,032,990.60x = 110,402,923.29 × 48,680,628.80
  4. Step 4: Simplify right side
    80,032,990.60x = 5,374,483,727,672,440
  5. Step 5: Solve for x
    x = 5,374,483,727,672,440/80,032,990.60
  6. Step 6: Final answer
    x = 67,153,353.73

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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.