Home / 391,741,340.04-587,683,743.66-161,584,868.52

Finding the Fourth Proportional to 391,741,340.04, 587,683,743.66 and 161,584,868.52

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Solution

The fourth proportional to 391,741,340.04, 587,683,743.66 and 161,584,868.52 is: 242,406,891.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    391,741,340.04 : 587,683,743.66 = 161,584,868.52 : x
  2. Step 2: Convert to fraction form
    391,741,340.04/587,683,743.66 = 161,584,868.52/x
  3. Step 3: Cross multiply
    391,741,340.04x = 587,683,743.66 × 161,584,868.52
  4. Step 4: Simplify right side
    391,741,340.04x = 94,960,800,450,642,480
  5. Step 5: Solve for x
    x = 94,960,800,450,642,480/391,741,340.04
  6. Step 6: Final answer
    x = 242,406,891.35

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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.