Home / 65,712,700.20-98,569,050.30-40,203,532.20

Finding the Fourth Proportional to 65,712,700.20, 98,569,050.30 and 40,203,532.20

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Solution

The fourth proportional to 65,712,700.20, 98,569,050.30 and 40,203,532.20 is: 60,305,298.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,712,700.20 : 98,569,050.30 = 40,203,532.20 : x
  2. Step 2: Convert to fraction form
    65,712,700.20/98,569,050.30 = 40,203,532.20/x
  3. Step 3: Cross multiply
    65,712,700.20x = 98,569,050.30 × 40,203,532.20
  4. Step 4: Simplify right side
    65,712,700.20x = 3,962,823,987,659,470
  5. Step 5: Solve for x
    x = 3,962,823,987,659,470/65,712,700.20
  6. Step 6: Final answer
    x = 60,305,298.30

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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.