Home / 5,197,244,428.80-7,795,866,643.20-3,131,001,820.80

Finding the Fourth Proportional to 5,197,244,428.80, 7,795,866,643.20 and 3,131,001,820.80

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Solution

The fourth proportional to 5,197,244,428.80, 7,795,866,643.20 and 3,131,001,820.80 is: 4,696,502,731.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,197,244,428.80 : 7,795,866,643.20 = 3,131,001,820.80 : x
  2. Step 2: Convert to fraction form
    5,197,244,428.80/7,795,866,643.20 = 3,131,001,820.80/x
  3. Step 3: Cross multiply
    5,197,244,428.80x = 7,795,866,643.20 × 3,131,001,820.80
  4. Step 4: Simplify right side
    5,197,244,428.80x = 24,408,872,654,573,182,976
  5. Step 5: Solve for x
    x = 24,408,872,654,573,182,976/5,197,244,428.80
  6. Step 6: Final answer
    x = 4,696,502,731.20

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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.