Home / 153,775,027,817.28-230,430,901,614.64-137,016,851,902.59

Finding the Fourth Proportional to 153,775,027,817.28, 230,430,901,614.64 and 137,016,851,902.59

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Solution

The fourth proportional to 153,775,027,817.28, 230,430,901,614.64 and 137,016,851,902.59 is: 205,318,881,540.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,775,027,817.28 : 230,430,901,614.64 = 137,016,851,902.59 : x
  2. Step 2: Convert to fraction form
    153,775,027,817.28/230,430,901,614.64 = 137,016,851,902.59/x
  3. Step 3: Cross multiply
    153,775,027,817.28x = 230,430,901,614.64 × 137,016,851,902.59
  4. Step 4: Simplify right side
    153,775,027,817.28x = 31,572,916,720,313,418,383,360
  5. Step 5: Solve for x
    x = 31,572,916,720,313,418,383,360/153,775,027,817.28
  6. Step 6: Final answer
    x = 205,318,881,540.57

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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.