Home / 60,650,025.10-90,786,080.85-43,643,913.10

Finding the Fourth Proportional to 60,650,025.10, 90,786,080.85 and 43,643,913.10

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Solution

The fourth proportional to 60,650,025.10, 90,786,080.85 and 43,643,913.10 is: 65,329,895.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,650,025.10 : 90,786,080.85 = 43,643,913.10 : x
  2. Step 2: Convert to fraction form
    60,650,025.10/90,786,080.85 = 43,643,913.10/x
  3. Step 3: Cross multiply
    60,650,025.10x = 90,786,080.85 × 43,643,913.10
  4. Step 4: Simplify right side
    60,650,025.10x = 3,962,259,823,306,974
  5. Step 5: Solve for x
    x = 3,962,259,823,306,974/60,650,025.10
  6. Step 6: Final answer
    x = 65,329,895.85

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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.