Home / 256,016,203.50-353,189,773.98-150,115,564.20

Finding the Fourth Proportional to 256,016,203.50, 353,189,773.98 and 150,115,564.20

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Solution

The fourth proportional to 256,016,203.50, 353,189,773.98 and 150,115,564.20 is: 207,093,463.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,016,203.50 : 353,189,773.98 = 150,115,564.20 : x
  2. Step 2: Convert to fraction form
    256,016,203.50/353,189,773.98 = 150,115,564.20/x
  3. Step 3: Cross multiply
    256,016,203.50x = 353,189,773.98 × 150,115,564.20
  4. Step 4: Simplify right side
    256,016,203.50x = 53,019,282,190,678,176
  5. Step 5: Solve for x
    x = 53,019,282,190,678,176/256,016,203.50
  6. Step 6: Final answer
    x = 207,093,463.09

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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.