Home / 166,826,928.30-250,240,392.45-155,489,520.30

Finding the Fourth Proportional to 166,826,928.30, 250,240,392.45 and 155,489,520.30

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Solution

The fourth proportional to 166,826,928.30, 250,240,392.45 and 155,489,520.30 is: 233,234,280.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,826,928.30 : 250,240,392.45 = 155,489,520.30 : x
  2. Step 2: Convert to fraction form
    166,826,928.30/250,240,392.45 = 155,489,520.30/x
  3. Step 3: Cross multiply
    166,826,928.30x = 250,240,392.45 × 155,489,520.30
  4. Step 4: Simplify right side
    166,826,928.30x = 38,909,758,581,734,240
  5. Step 5: Solve for x
    x = 38,909,758,581,734,240/166,826,928.30
  6. Step 6: Final answer
    x = 233,234,280.45

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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.