Home / 403,882,445.14-604,581,117.53-263,520,669.56

Finding the Fourth Proportional to 403,882,445.14, 604,581,117.53 and 263,520,669.56

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Solution

The fourth proportional to 403,882,445.14, 604,581,117.53 and 263,520,669.56 is: 394,470,279.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,882,445.14 : 604,581,117.53 = 263,520,669.56 : x
  2. Step 2: Convert to fraction form
    403,882,445.14/604,581,117.53 = 263,520,669.56/x
  3. Step 3: Cross multiply
    403,882,445.14x = 604,581,117.53 × 263,520,669.56
  4. Step 4: Simplify right side
    403,882,445.14x = 159,319,620,892,474,560
  5. Step 5: Solve for x
    x = 159,319,620,892,474,560/403,882,445.14
  6. Step 6: Final answer
    x = 394,470,279.19

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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.