Home / 15,088,119,791.27-20,822,049,457.22-8,314,374,710.89

Finding the Fourth Proportional to 15,088,119,791.27, 20,822,049,457.22 and 8,314,374,710.89

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Solution

The fourth proportional to 15,088,119,791.27, 20,822,049,457.22 and 8,314,374,710.89 is: 11,474,081,849.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,088,119,791.27 : 20,822,049,457.22 = 8,314,374,710.89 : x
  2. Step 2: Convert to fraction form
    15,088,119,791.27/20,822,049,457.22 = 8,314,374,710.89/x
  3. Step 3: Cross multiply
    15,088,119,791.27x = 20,822,049,457.22 × 8,314,374,710.89
  4. Step 4: Simplify right side
    15,088,119,791.27x = 173,122,321,435,865,153,536
  5. Step 5: Solve for x
    x = 173,122,321,435,865,153,536/15,088,119,791.27
  6. Step 6: Final answer
    x = 11,474,081,849.22

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Double scale
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1.5x scale

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.