Home / 367,272,002.80-550,908,004.20-319,442,312.80

Finding the Fourth Proportional to 367,272,002.80, 550,908,004.20 and 319,442,312.80

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Solution

The fourth proportional to 367,272,002.80, 550,908,004.20 and 319,442,312.80 is: 479,163,469.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,272,002.80 : 550,908,004.20 = 319,442,312.80 : x
  2. Step 2: Convert to fraction form
    367,272,002.80/550,908,004.20 = 319,442,312.80/x
  3. Step 3: Cross multiply
    367,272,002.80x = 550,908,004.20 × 319,442,312.80
  4. Step 4: Simplify right side
    367,272,002.80x = 175,983,327,001,680,128
  5. Step 5: Solve for x
    x = 175,983,327,001,680,128/367,272,002.80
  6. Step 6: Final answer
    x = 479,163,469.20

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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.