Home / 115,569,447.40-173,361,232.86-38,886,037.48

Finding the Fourth Proportional to 115,569,447.40, 173,361,232.86 and 38,886,037.48

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Solution

The fourth proportional to 115,569,447.40, 173,361,232.86 and 38,886,037.48 is: 58,331,432.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,569,447.40 : 173,361,232.86 = 38,886,037.48 : x
  2. Step 2: Convert to fraction form
    115,569,447.40/173,361,232.86 = 38,886,037.48/x
  3. Step 3: Cross multiply
    115,569,447.40x = 173,361,232.86 × 38,886,037.48
  4. Step 4: Simplify right side
    115,569,447.40x = 6,741,331,398,572,968
  5. Step 5: Solve for x
    x = 6,741,331,398,572,968/115,569,447.40
  6. Step 6: Final answer
    x = 58,331,432.31

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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.