Home / 121,152,770.85-181,732,852.98-47,373,604.14

Finding the Fourth Proportional to 121,152,770.85, 181,732,852.98 and 47,373,604.14

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Solution

The fourth proportional to 121,152,770.85, 181,732,852.98 and 47,373,604.14 is: 71,061,851.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,152,770.85 : 181,732,852.98 = 47,373,604.14 : x
  2. Step 2: Convert to fraction form
    121,152,770.85/181,732,852.98 = 47,373,604.14/x
  3. Step 3: Cross multiply
    121,152,770.85x = 181,732,852.98 × 47,373,604.14
  4. Step 4: Simplify right side
    121,152,770.85x = 8,609,340,235,522,172
  5. Step 5: Solve for x
    x = 8,609,340,235,522,172/121,152,770.85
  6. Step 6: Final answer
    x = 71,061,851.71

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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.