Home / 8,739,665,624.31-13,103,861,987.16-3,428,314,450.09

Finding the Fourth Proportional to 8,739,665,624.31, 13,103,861,987.16 and 3,428,314,450.09

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Solution

The fourth proportional to 8,739,665,624.31, 13,103,861,987.16 and 3,428,314,450.09 is: 5,140,260,661.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,739,665,624.31 : 13,103,861,987.16 = 3,428,314,450.09 : x
  2. Step 2: Convert to fraction form
    8,739,665,624.31/13,103,861,987.16 = 3,428,314,450.09/x
  3. Step 3: Cross multiply
    8,739,665,624.31x = 13,103,861,987.16 × 3,428,314,450.09
  4. Step 4: Simplify right side
    8,739,665,624.31x = 44,924,159,402,565,689,344
  5. Step 5: Solve for x
    x = 44,924,159,402,565,689,344/8,739,665,624.31
  6. Step 6: Final answer
    x = 5,140,260,661.42

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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.