Home / 14,440,700,797.38-19,920,832,930.80-9,431,380,446.66

Finding the Fourth Proportional to 14,440,700,797.38, 19,920,832,930.80 and 9,431,380,446.66

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Solution

The fourth proportional to 14,440,700,797.38, 19,920,832,930.80 and 9,431,380,446.66 is: 13,010,514,989.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,440,700,797.38 : 19,920,832,930.80 = 9,431,380,446.66 : x
  2. Step 2: Convert to fraction form
    14,440,700,797.38/19,920,832,930.80 = 9,431,380,446.66/x
  3. Step 3: Cross multiply
    14,440,700,797.38x = 19,920,832,930.80 × 9,431,380,446.66
  4. Step 4: Simplify right side
    14,440,700,797.38x = 187,880,954,184,727,724,032
  5. Step 5: Solve for x
    x = 187,880,954,184,727,724,032/14,440,700,797.38
  6. Step 6: Final answer
    x = 13,010,514,989.61

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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.