Home / 458,892,742.75-633,252,182.81-260,653,620.38

Finding the Fourth Proportional to 458,892,742.75, 633,252,182.81 and 260,653,620.38

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Solution

The fourth proportional to 458,892,742.75, 633,252,182.81 and 260,653,620.38 is: 359,690,748.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,892,742.75 : 633,252,182.81 = 260,653,620.38 : x
  2. Step 2: Convert to fraction form
    458,892,742.75/633,252,182.81 = 260,653,620.38/x
  3. Step 3: Cross multiply
    458,892,742.75x = 633,252,182.81 × 260,653,620.38
  4. Step 4: Simplify right side
    458,892,742.75x = 165,059,474,062,794,816
  5. Step 5: Solve for x
    x = 165,059,474,062,794,816/458,892,742.75
  6. Step 6: Final answer
    x = 359,690,748.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.