Home / 187,067,232,002.80-280,600,848,004.20-168,129,225,679.60

Finding the Fourth Proportional to 187,067,232,002.80, 280,600,848,004.20 and 168,129,225,679.60

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Solution

The fourth proportional to 187,067,232,002.80, 280,600,848,004.20 and 168,129,225,679.60 is: 252,193,838,519.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,067,232,002.80 : 280,600,848,004.20 = 168,129,225,679.60 : x
  2. Step 2: Convert to fraction form
    187,067,232,002.80/280,600,848,004.20 = 168,129,225,679.60/x
  3. Step 3: Cross multiply
    187,067,232,002.80x = 280,600,848,004.20 × 168,129,225,679.60
  4. Step 4: Simplify right side
    187,067,232,002.80x = 47,177,203,299,985,280,466,944
  5. Step 5: Solve for x
    x = 47,177,203,299,985,280,466,944/187,067,232,002.80
  6. Step 6: Final answer
    x = 252,193,838,519.40

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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.