Home / 905,520,278.88-1,358,567,526.24-323,242,025.76

Finding the Fourth Proportional to 905,520,278.88, 1,358,567,526.24 and 323,242,025.76

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Solution

The fourth proportional to 905,520,278.88, 1,358,567,526.24 and 323,242,025.76 is: 484,965,527.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,520,278.88 : 1,358,567,526.24 = 323,242,025.76 : x
  2. Step 2: Convert to fraction form
    905,520,278.88/1,358,567,526.24 = 323,242,025.76/x
  3. Step 3: Cross multiply
    905,520,278.88x = 1,358,567,526.24 × 323,242,025.76
  4. Step 4: Simplify right side
    905,520,278.88x = 439,146,119,313,569,536
  5. Step 5: Solve for x
    x = 439,146,119,313,569,536/905,520,278.88
  6. Step 6: Final answer
    x = 484,965,527.06

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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.