Home / 12,750,902,335.65-17,601,888,317.13-8,236,982,809.11

Finding the Fourth Proportional to 12,750,902,335.65, 17,601,888,317.13 and 8,236,982,809.11

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Solution

The fourth proportional to 12,750,902,335.65, 17,601,888,317.13 and 8,236,982,809.11 is: 11,370,681,670.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,750,902,335.65 : 17,601,888,317.13 = 8,236,982,809.11 : x
  2. Step 2: Convert to fraction form
    12,750,902,335.65/17,601,888,317.13 = 8,236,982,809.11/x
  3. Step 3: Cross multiply
    12,750,902,335.65x = 17,601,888,317.13 × 8,236,982,809.11
  4. Step 4: Simplify right side
    12,750,902,335.65x = 144,986,451,476,073,955,328
  5. Step 5: Solve for x
    x = 144,986,451,476,073,955,328/12,750,902,335.65
  6. Step 6: Final answer
    x = 11,370,681,670.95

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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.