Home / 60,263,999.10-90,395,998.65-31,518,945.90

Finding the Fourth Proportional to 60,263,999.10, 90,395,998.65 and 31,518,945.90

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Solution

The fourth proportional to 60,263,999.10, 90,395,998.65 and 31,518,945.90 is: 47,278,418.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,263,999.10 : 90,395,998.65 = 31,518,945.90 : x
  2. Step 2: Convert to fraction form
    60,263,999.10/90,395,998.65 = 31,518,945.90/x
  3. Step 3: Cross multiply
    60,263,999.10x = 90,395,998.65 × 31,518,945.90
  4. Step 4: Simplify right side
    60,263,999.10x = 2,849,186,591,025,823
  5. Step 5: Solve for x
    x = 2,849,186,591,025,823/60,263,999.10
  6. Step 6: Final answer
    x = 47,278,418.85

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1.5x scale

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.