Home / 112,308,002.70-168,462,004.05-39,524,205.30

Finding the Fourth Proportional to 112,308,002.70, 168,462,004.05 and 39,524,205.30

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Solution

The fourth proportional to 112,308,002.70, 168,462,004.05 and 39,524,205.30 is: 59,286,307.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,308,002.70 : 168,462,004.05 = 39,524,205.30 : x
  2. Step 2: Convert to fraction form
    112,308,002.70/168,462,004.05 = 39,524,205.30/x
  3. Step 3: Cross multiply
    112,308,002.70x = 168,462,004.05 × 39,524,205.30
  4. Step 4: Simplify right side
    112,308,002.70x = 6,658,326,833,321,631
  5. Step 5: Solve for x
    x = 6,658,326,833,321,631/112,308,002.70
  6. Step 6: Final answer
    x = 59,286,307.95

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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.