Home / 521,604,922.20-782,407,383.30-249,507,130.20

Finding the Fourth Proportional to 521,604,922.20, 782,407,383.30 and 249,507,130.20

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Solution

The fourth proportional to 521,604,922.20, 782,407,383.30 and 249,507,130.20 is: 374,260,695.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    521,604,922.20 : 782,407,383.30 = 249,507,130.20 : x
  2. Step 2: Convert to fraction form
    521,604,922.20/782,407,383.30 = 249,507,130.20/x
  3. Step 3: Cross multiply
    521,604,922.20x = 782,407,383.30 × 249,507,130.20
  4. Step 4: Simplify right side
    521,604,922.20x = 195,216,220,854,474,400
  5. Step 5: Solve for x
    x = 195,216,220,854,474,400/521,604,922.20
  6. Step 6: Final answer
    x = 374,260,695.30

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Similar ratio
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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.