Home / 45,427,720.20-68,141,580.30-27,287,867.40

Finding the Fourth Proportional to 45,427,720.20, 68,141,580.30 and 27,287,867.40

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Solution

The fourth proportional to 45,427,720.20, 68,141,580.30 and 27,287,867.40 is: 40,931,801.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,427,720.20 : 68,141,580.30 = 27,287,867.40 : x
  2. Step 2: Convert to fraction form
    45,427,720.20/68,141,580.30 = 27,287,867.40/x
  3. Step 3: Cross multiply
    45,427,720.20x = 68,141,580.30 × 27,287,867.40
  4. Step 4: Simplify right side
    45,427,720.20x = 1,859,438,407,652,852
  5. Step 5: Solve for x
    x = 1,859,438,407,652,852/45,427,720.20
  6. Step 6: Final answer
    x = 40,931,801.10

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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.