Home / 112,195,599.10-168,293,398.65-100,102,363.90

Finding the Fourth Proportional to 112,195,599.10, 168,293,398.65 and 100,102,363.90

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Solution

The fourth proportional to 112,195,599.10, 168,293,398.65 and 100,102,363.90 is: 150,153,545.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,195,599.10 : 168,293,398.65 = 100,102,363.90 : x
  2. Step 2: Convert to fraction form
    112,195,599.10/168,293,398.65 = 100,102,363.90/x
  3. Step 3: Cross multiply
    112,195,599.10x = 168,293,398.65 × 100,102,363.90
  4. Step 4: Simplify right side
    112,195,599.10x = 16,846,567,033,630,070
  5. Step 5: Solve for x
    x = 16,846,567,033,630,070/112,195,599.10
  6. Step 6: Final answer
    x = 150,153,545.85

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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.