Home / 103,103,809.40-154,652,214.90-26,427,589.40

Finding the Fourth Proportional to 103,103,809.40, 154,652,214.90 and 26,427,589.40

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Solution

The fourth proportional to 103,103,809.40, 154,652,214.90 and 26,427,589.40 is: 39,640,487.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,103,809.40 : 154,652,214.90 = 26,427,589.40 : x
  2. Step 2: Convert to fraction form
    103,103,809.40/154,652,214.90 = 26,427,589.40/x
  3. Step 3: Cross multiply
    103,103,809.40x = 154,652,214.90 × 26,427,589.40
  4. Step 4: Simplify right side
    103,103,809.40x = 4,087,085,235,177,762
  5. Step 5: Solve for x
    x = 4,087,085,235,177,762/103,103,809.40
  6. Step 6: Final answer
    x = 39,640,487.18

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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.