Home / 463,512,303.20-695,799,296.40-272,143,906.40

Finding the Fourth Proportional to 463,512,303.20, 695,799,296.40 and 272,143,906.40

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Solution

The fourth proportional to 463,512,303.20, 695,799,296.40 and 272,143,906.40 is: 408,527,534.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,512,303.20 : 695,799,296.40 = 272,143,906.40 : x
  2. Step 2: Convert to fraction form
    463,512,303.20/695,799,296.40 = 272,143,906.40/x
  3. Step 3: Cross multiply
    463,512,303.20x = 695,799,296.40 × 272,143,906.40
  4. Step 4: Simplify right side
    463,512,303.20x = 189,357,538,592,667,424
  5. Step 5: Solve for x
    x = 189,357,538,592,667,424/463,512,303.20
  6. Step 6: Final answer
    x = 408,527,534.84

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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.