Home / 68,112,506.88-102,108,016.32-24,971,657.40

Finding the Fourth Proportional to 68,112,506.88, 102,108,016.32 and 24,971,657.40

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Solution

The fourth proportional to 68,112,506.88, 102,108,016.32 and 24,971,657.40 is: 37,435,215.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,112,506.88 : 102,108,016.32 = 24,971,657.40 : x
  2. Step 2: Convert to fraction form
    68,112,506.88/102,108,016.32 = 24,971,657.40/x
  3. Step 3: Cross multiply
    68,112,506.88x = 102,108,016.32 × 24,971,657.40
  4. Step 4: Simplify right side
    68,112,506.88x = 2,549,806,401,336,648.50
  5. Step 5: Solve for x
    x = 2,549,806,401,336,648.50/68,112,506.88
  6. Step 6: Final answer
    x = 37,435,215.91

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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.