Home / 86,479,729.56-119,336,775.66-49,304,811.96

Finding the Fourth Proportional to 86,479,729.56, 119,336,775.66 and 49,304,811.96

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Solution

The fourth proportional to 86,479,729.56, 119,336,775.66 and 49,304,811.96 is: 68,037,646.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,479,729.56 : 119,336,775.66 = 49,304,811.96 : x
  2. Step 2: Convert to fraction form
    86,479,729.56/119,336,775.66 = 49,304,811.96/x
  3. Step 3: Cross multiply
    86,479,729.56x = 119,336,775.66 × 49,304,811.96
  4. Step 4: Simplify right side
    86,479,729.56x = 5,883,877,283,829,005
  5. Step 5: Solve for x
    x = 5,883,877,283,829,005/86,479,729.56
  6. Step 6: Final answer
    x = 68,037,646.67

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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.