Home / 454,454,832.63-680,695,761.69-279,045,423.30

Finding the Fourth Proportional to 454,454,832.63, 680,695,761.69 and 279,045,423.30

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Solution

The fourth proportional to 454,454,832.63, 680,695,761.69 and 279,045,423.30 is: 417,962,409.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,454,832.63 : 680,695,761.69 = 279,045,423.30 : x
  2. Step 2: Convert to fraction form
    454,454,832.63/680,695,761.69 = 279,045,423.30/x
  3. Step 3: Cross multiply
    454,454,832.63x = 680,695,761.69 × 279,045,423.30
  4. Step 4: Simplify right side
    454,454,832.63x = 189,945,036,959,301,984
  5. Step 5: Solve for x
    x = 189,945,036,959,301,984/454,454,832.63
  6. Step 6: Final answer
    x = 417,962,409.73

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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.