Home / 402,272,177.55-603,408,266.33-347,746,330.95

Finding the Fourth Proportional to 402,272,177.55, 603,408,266.33 and 347,746,330.95

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Solution

The fourth proportional to 402,272,177.55, 603,408,266.33 and 347,746,330.95 is: 521,619,496.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,272,177.55 : 603,408,266.33 = 347,746,330.95 : x
  2. Step 2: Convert to fraction form
    402,272,177.55/603,408,266.33 = 347,746,330.95/x
  3. Step 3: Cross multiply
    402,272,177.55x = 603,408,266.33 × 347,746,330.95
  4. Step 4: Simplify right side
    402,272,177.55x = 209,833,010,679,419,200
  5. Step 5: Solve for x
    x = 209,833,010,679,419,200/402,272,177.55
  6. Step 6: Final answer
    x = 521,619,496.43

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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.