Home / 265,161,625,853.28-365,923,190,469.90-143,226,359,655.72

Finding the Fourth Proportional to 265,161,625,853.28, 365,923,190,469.90 and 143,226,359,655.72

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Solution

The fourth proportional to 265,161,625,853.28, 365,923,190,469.90 and 143,226,359,655.72 is: 197,652,455,614.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,161,625,853.28 : 365,923,190,469.90 = 143,226,359,655.72 : x
  2. Step 2: Convert to fraction form
    265,161,625,853.28/365,923,190,469.90 = 143,226,359,655.72/x
  3. Step 3: Cross multiply
    265,161,625,853.28x = 365,923,190,469.90 × 143,226,359,655.72
  4. Step 4: Simplify right side
    265,161,625,853.28x = 52,409,846,484,610,433,679,360
  5. Step 5: Solve for x
    x = 52,409,846,484,610,433,679,360/265,161,625,853.28
  6. Step 6: Final answer
    x = 197,652,455,614.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.