Home / 220,947,506.92-331,516,832.28-118,591,970.32

Finding the Fourth Proportional to 220,947,506.92, 331,516,832.28 and 118,591,970.32

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Solution

The fourth proportional to 220,947,506.92, 331,516,832.28 and 118,591,970.32 is: 177,939,253.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,947,506.92 : 331,516,832.28 = 118,591,970.32 : x
  2. Step 2: Convert to fraction form
    220,947,506.92/331,516,832.28 = 118,591,970.32/x
  3. Step 3: Cross multiply
    220,947,506.92x = 331,516,832.28 × 118,591,970.32
  4. Step 4: Simplify right side
    220,947,506.92x = 39,315,234,334,330,176
  5. Step 5: Solve for x
    x = 39,315,234,334,330,176/220,947,506.92
  6. Step 6: Final answer
    x = 177,939,253.00

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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.