Home / 609,032,296.24-912,799,440.56-240,197,020.72

Finding the Fourth Proportional to 609,032,296.24, 912,799,440.56 and 240,197,020.72

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Solution

The fourth proportional to 609,032,296.24, 912,799,440.56 and 240,197,020.72 is: 360,000,130.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,032,296.24 : 912,799,440.56 = 240,197,020.72 : x
  2. Step 2: Convert to fraction form
    609,032,296.24/912,799,440.56 = 240,197,020.72/x
  3. Step 3: Cross multiply
    609,032,296.24x = 912,799,440.56 × 240,197,020.72
  4. Step 4: Simplify right side
    609,032,296.24x = 219,251,706,137,394,720
  5. Step 5: Solve for x
    x = 219,251,706,137,394,720/609,032,296.24
  6. Step 6: Final answer
    x = 360,000,130.52

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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.