Home / 355,960,920.40-533,941,380.60-151,437,605.20

Finding the Fourth Proportional to 355,960,920.40, 533,941,380.60 and 151,437,605.20

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Solution

The fourth proportional to 355,960,920.40, 533,941,380.60 and 151,437,605.20 is: 227,156,407.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,960,920.40 : 533,941,380.60 = 151,437,605.20 : x
  2. Step 2: Convert to fraction form
    355,960,920.40/533,941,380.60 = 151,437,605.20/x
  3. Step 3: Cross multiply
    355,960,920.40x = 533,941,380.60 × 151,437,605.20
  4. Step 4: Simplify right side
    355,960,920.40x = 80,858,803,995,245,744
  5. Step 5: Solve for x
    x = 80,858,803,995,245,744/355,960,920.40
  6. Step 6: Final answer
    x = 227,156,407.80

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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.