Home / 124,416,971.10-186,625,456.65-109,804,311.90

Finding the Fourth Proportional to 124,416,971.10, 186,625,456.65 and 109,804,311.90

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Solution

The fourth proportional to 124,416,971.10, 186,625,456.65 and 109,804,311.90 is: 164,706,467.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,971.10 : 186,625,456.65 = 109,804,311.90 : x
  2. Step 2: Convert to fraction form
    124,416,971.10/186,625,456.65 = 109,804,311.90/x
  3. Step 3: Cross multiply
    124,416,971.10x = 186,625,456.65 × 109,804,311.90
  4. Step 4: Simplify right side
    124,416,971.10x = 20,492,279,850,476,532
  5. Step 5: Solve for x
    x = 20,492,279,850,476,532/124,416,971.10
  6. Step 6: Final answer
    x = 164,706,467.85

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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.