Home / 173,815,412.80-260,723,119.20-171,128,027.20

Finding the Fourth Proportional to 173,815,412.80, 260,723,119.20 and 171,128,027.20

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Solution

The fourth proportional to 173,815,412.80, 260,723,119.20 and 171,128,027.20 is: 256,692,040.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,815,412.80 : 260,723,119.20 = 171,128,027.20 : x
  2. Step 2: Convert to fraction form
    173,815,412.80/260,723,119.20 = 171,128,027.20/x
  3. Step 3: Cross multiply
    173,815,412.80x = 260,723,119.20 × 171,128,027.20
  4. Step 4: Simplify right side
    173,815,412.80x = 44,617,033,034,126,440
  5. Step 5: Solve for x
    x = 44,617,033,034,126,440/173,815,412.80
  6. Step 6: Final answer
    x = 256,692,040.80

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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.