Home / 770,606,458.55-1,063,436,920.41-418,182,449.27

Finding the Fourth Proportional to 770,606,458.55, 1,063,436,920.41 and 418,182,449.27

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Solution

The fourth proportional to 770,606,458.55, 1,063,436,920.41 and 418,182,449.27 is: 577,091,784.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,606,458.55 : 1,063,436,920.41 = 418,182,449.27 : x
  2. Step 2: Convert to fraction form
    770,606,458.55/1,063,436,920.41 = 418,182,449.27/x
  3. Step 3: Cross multiply
    770,606,458.55x = 1,063,436,920.41 × 418,182,449.27
  4. Step 4: Simplify right side
    770,606,458.55x = 444,710,656,015,882,624
  5. Step 5: Solve for x
    x = 444,710,656,015,882,624/770,606,458.55
  6. Step 6: Final answer
    x = 577,091,784.12

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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.