Home / 256,510,552-354,022,381.20-162,433,285.60

Finding the Fourth Proportional to 256,510,552, 354,022,381.20 and 162,433,285.60

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Solution

The fourth proportional to 256,510,552, 354,022,381.20 and 162,433,285.60 is: 224,181,882.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,510,552 : 354,022,381.20 = 162,433,285.60 : x
  2. Step 2: Convert to fraction form
    256,510,552/354,022,381.20 = 162,433,285.60/x
  3. Step 3: Cross multiply
    256,510,552x = 354,022,381.20 × 162,433,285.60
  4. Step 4: Simplify right side
    256,510,552x = 57,505,018,554,251,664
  5. Step 5: Solve for x
    x = 57,505,018,554,251,664/256,510,552
  6. Step 6: Final answer
    x = 224,181,882.99

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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.