Home / 86,164,885.80-129,310,314.30-60,655,717.80

Finding the Fourth Proportional to 86,164,885.80, 129,310,314.30 and 60,655,717.80

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Solution

The fourth proportional to 86,164,885.80, 129,310,314.30 and 60,655,717.80 is: 91,027,915.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,164,885.80 : 129,310,314.30 = 60,655,717.80 : x
  2. Step 2: Convert to fraction form
    86,164,885.80/129,310,314.30 = 60,655,717.80/x
  3. Step 3: Cross multiply
    86,164,885.80x = 129,310,314.30 × 60,655,717.80
  4. Step 4: Simplify right side
    86,164,885.80x = 7,843,409,932,810,104
  5. Step 5: Solve for x
    x = 7,843,409,932,810,104/86,164,885.80
  6. Step 6: Final answer
    x = 91,027,915.37

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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.