Home / 269,262,802.10-403,894,203.15-105,446,113.85

Finding the Fourth Proportional to 269,262,802.10, 403,894,203.15 and 105,446,113.85

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Solution

The fourth proportional to 269,262,802.10, 403,894,203.15 and 105,446,113.85 is: 158,169,170.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,262,802.10 : 403,894,203.15 = 105,446,113.85 : x
  2. Step 2: Convert to fraction form
    269,262,802.10/403,894,203.15 = 105,446,113.85/x
  3. Step 3: Cross multiply
    269,262,802.10x = 403,894,203.15 × 105,446,113.85
  4. Step 4: Simplify right side
    269,262,802.10x = 42,589,074,128,709,920
  5. Step 5: Solve for x
    x = 42,589,074,128,709,920/269,262,802.10
  6. Step 6: Final answer
    x = 158,169,170.78

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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.