Home / 631,335,592.20-946,555,490.70-286,454,440.20

Finding the Fourth Proportional to 631,335,592.20, 946,555,490.70 and 286,454,440.20

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Solution

The fourth proportional to 631,335,592.20, 946,555,490.70 and 286,454,440.20 is: 429,478,436.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,335,592.20 : 946,555,490.70 = 286,454,440.20 : x
  2. Step 2: Convert to fraction form
    631,335,592.20/946,555,490.70 = 286,454,440.20/x
  3. Step 3: Cross multiply
    631,335,592.20x = 946,555,490.70 × 286,454,440.20
  4. Step 4: Simplify right side
    631,335,592.20x = 271,145,023,206,704,800
  5. Step 5: Solve for x
    x = 271,145,023,206,704,800/631,335,592.20
  6. Step 6: Final answer
    x = 429,478,436.76

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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.