Home / 9,115,523,314.80-13,671,371,758.68-2,570,891,172.72

Finding the Fourth Proportional to 9,115,523,314.80, 13,671,371,758.68 and 2,570,891,172.72

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Solution

The fourth proportional to 9,115,523,314.80, 13,671,371,758.68 and 2,570,891,172.72 is: 3,855,797,167.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,115,523,314.80 : 13,671,371,758.68 = 2,570,891,172.72 : x
  2. Step 2: Convert to fraction form
    9,115,523,314.80/13,671,371,758.68 = 2,570,891,172.72/x
  3. Step 3: Cross multiply
    9,115,523,314.80x = 13,671,371,758.68 × 2,570,891,172.72
  4. Step 4: Simplify right side
    9,115,523,314.80x = 35,147,608,973,363,912,704
  5. Step 5: Solve for x
    x = 35,147,608,973,363,912,704/9,115,523,314.80
  6. Step 6: Final answer
    x = 3,855,797,167.05

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1.5x scale

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.