Home / 120,924,366.80-181,270,428.60-40,103,733.20

Finding the Fourth Proportional to 120,924,366.80, 181,270,428.60 and 40,103,733.20

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Solution

The fourth proportional to 120,924,366.80, 181,270,428.60 and 40,103,733.20 is: 60,117,088.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,924,366.80 : 181,270,428.60 = 40,103,733.20 : x
  2. Step 2: Convert to fraction form
    120,924,366.80/181,270,428.60 = 40,103,733.20/x
  3. Step 3: Cross multiply
    120,924,366.80x = 181,270,428.60 × 40,103,733.20
  4. Step 4: Simplify right side
    120,924,366.80x = 7,269,620,905,624,050
  5. Step 5: Solve for x
    x = 7,269,620,905,624,050/120,924,366.80
  6. Step 6: Final answer
    x = 60,117,088.87

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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.