Home / 187,824,806.12-281,605,199.88-82,730,272.16

Finding the Fourth Proportional to 187,824,806.12, 281,605,199.88 and 82,730,272.16

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Solution

The fourth proportional to 187,824,806.12, 281,605,199.88 and 82,730,272.16 is: 124,037,262.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,824,806.12 : 281,605,199.88 = 82,730,272.16 : x
  2. Step 2: Convert to fraction form
    187,824,806.12/281,605,199.88 = 82,730,272.16/x
  3. Step 3: Cross multiply
    187,824,806.12x = 281,605,199.88 × 82,730,272.16
  4. Step 4: Simplify right side
    187,824,806.12x = 23,297,274,827,743,596
  5. Step 5: Solve for x
    x = 23,297,274,827,743,596/187,824,806.12
  6. Step 6: Final answer
    x = 124,037,262.75

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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.