Home / 614,157,028.20-921,235,542.30-199,633,048.20

Finding the Fourth Proportional to 614,157,028.20, 921,235,542.30 and 199,633,048.20

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Solution

The fourth proportional to 614,157,028.20, 921,235,542.30 and 199,633,048.20 is: 299,449,572.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,157,028.20 : 921,235,542.30 = 199,633,048.20 : x
  2. Step 2: Convert to fraction form
    614,157,028.20/921,235,542.30 = 199,633,048.20/x
  3. Step 3: Cross multiply
    614,157,028.20x = 921,235,542.30 × 199,633,048.20
  4. Step 4: Simplify right side
    614,157,028.20x = 183,909,059,419,529,024
  5. Step 5: Solve for x
    x = 183,909,059,419,529,024/614,157,028.20
  6. Step 6: Final answer
    x = 299,449,572.30

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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.