Home / 604,745,719.20-907,286,540.40-259,864,567.20

Finding the Fourth Proportional to 604,745,719.20, 907,286,540.40 and 259,864,567.20

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Solution

The fourth proportional to 604,745,719.20, 907,286,540.40 and 259,864,567.20 is: 389,869,025.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,745,719.20 : 907,286,540.40 = 259,864,567.20 : x
  2. Step 2: Convert to fraction form
    604,745,719.20/907,286,540.40 = 259,864,567.20/x
  3. Step 3: Cross multiply
    604,745,719.20x = 907,286,540.40 × 259,864,567.20
  4. Step 4: Simplify right side
    604,745,719.20x = 235,771,624,147,431,296
  5. Step 5: Solve for x
    x = 235,771,624,147,431,296/604,745,719.20
  6. Step 6: Final answer
    x = 389,869,025.38

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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.