Home / 149,543,998.80-224,315,998.20-140,474,072.40

Finding the Fourth Proportional to 149,543,998.80, 224,315,998.20 and 140,474,072.40

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Solution

The fourth proportional to 149,543,998.80, 224,315,998.20 and 140,474,072.40 is: 210,711,108.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,543,998.80 : 224,315,998.20 = 140,474,072.40 : x
  2. Step 2: Convert to fraction form
    149,543,998.80/224,315,998.20 = 140,474,072.40/x
  3. Step 3: Cross multiply
    149,543,998.80x = 224,315,998.20 × 140,474,072.40
  4. Step 4: Simplify right side
    149,543,998.80x = 31,510,581,771,625,068
  5. Step 5: Solve for x
    x = 31,510,581,771,625,068/149,543,998.80
  6. Step 6: Final answer
    x = 210,711,108.60

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1.5x scale

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.