Home / 112,293,563.90-168,156,910.65-73,746,376.70

Finding the Fourth Proportional to 112,293,563.90, 168,156,910.65 and 73,746,376.70

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Solution

The fourth proportional to 112,293,563.90, 168,156,910.65 and 73,746,376.70 is: 110,433,425.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,293,563.90 : 168,156,910.65 = 73,746,376.70 : x
  2. Step 2: Convert to fraction form
    112,293,563.90/168,156,910.65 = 73,746,376.70/x
  3. Step 3: Cross multiply
    112,293,563.90x = 168,156,910.65 × 73,746,376.70
  4. Step 4: Simplify right side
    112,293,563.90x = 12,400,962,877,503,142
  5. Step 5: Solve for x
    x = 12,400,962,877,503,142/112,293,563.90
  6. Step 6: Final answer
    x = 110,433,425.09

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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.