Home / 614,157,023.20-921,235,534.80-199,633,043.20

Finding the Fourth Proportional to 614,157,023.20, 921,235,534.80 and 199,633,043.20

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Solution

The fourth proportional to 614,157,023.20, 921,235,534.80 and 199,633,043.20 is: 299,449,564.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,157,023.20 : 921,235,534.80 = 199,633,043.20 : x
  2. Step 2: Convert to fraction form
    614,157,023.20/921,235,534.80 = 199,633,043.20/x
  3. Step 3: Cross multiply
    614,157,023.20x = 921,235,534.80 × 199,633,043.20
  4. Step 4: Simplify right side
    614,157,023.20x = 183,909,053,316,103,488
  5. Step 5: Solve for x
    x = 183,909,053,316,103,488/614,157,023.20
  6. Step 6: Final answer
    x = 299,449,564.80

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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.