Home / 86,339,653.50-129,576,639.31-60,262,546.98

Finding the Fourth Proportional to 86,339,653.50, 129,576,639.31 and 60,262,546.98

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Solution

The fourth proportional to 86,339,653.50, 129,576,639.31 and 60,262,546.98 is: 90,440,695.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,339,653.50 : 129,576,639.31 = 60,262,546.98 : x
  2. Step 2: Convert to fraction form
    86,339,653.50/129,576,639.31 = 60,262,546.98/x
  3. Step 3: Cross multiply
    86,339,653.50x = 129,576,639.31 × 60,262,546.98
  4. Step 4: Simplify right side
    86,339,653.50x = 7,808,618,313,929,390
  5. Step 5: Solve for x
    x = 7,808,618,313,929,390/86,339,653.50
  6. Step 6: Final answer
    x = 90,440,695.53

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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.