Home / 121,586,934.42-182,391,613.39-39,706,241.85

Finding the Fourth Proportional to 121,586,934.42, 182,391,613.39 and 39,706,241.85

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Solution

The fourth proportional to 121,586,934.42, 182,391,613.39 and 39,706,241.85 is: 59,563,024.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,586,934.42 : 182,391,613.39 = 39,706,241.85 : x
  2. Step 2: Convert to fraction form
    121,586,934.42/182,391,613.39 = 39,706,241.85/x
  3. Step 3: Cross multiply
    121,586,934.42x = 182,391,613.39 × 39,706,241.85
  4. Step 4: Simplify right side
    121,586,934.42x = 7,242,085,512,612,700
  5. Step 5: Solve for x
    x = 7,242,085,512,612,700/121,586,934.42
  6. Step 6: Final answer
    x = 59,563,024.16

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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.