Home / 112,331,125.70-168,496,688.55-63,790,223.30

Finding the Fourth Proportional to 112,331,125.70, 168,496,688.55 and 63,790,223.30

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Solution

The fourth proportional to 112,331,125.70, 168,496,688.55 and 63,790,223.30 is: 95,685,334.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,331,125.70 : 168,496,688.55 = 63,790,223.30 : x
  2. Step 2: Convert to fraction form
    112,331,125.70/168,496,688.55 = 63,790,223.30/x
  3. Step 3: Cross multiply
    112,331,125.70x = 168,496,688.55 × 63,790,223.30
  4. Step 4: Simplify right side
    112,331,125.70x = 10,748,441,387,915,054
  5. Step 5: Solve for x
    x = 10,748,441,387,915,054/112,331,125.70
  6. Step 6: Final answer
    x = 95,685,334.95

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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.