Home / 238,876,365,502.48-358,312,094,111.82-138,083,098,858.70

Finding the Fourth Proportional to 238,876,365,502.48, 358,312,094,111.82 and 138,083,098,858.70

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Solution

The fourth proportional to 238,876,365,502.48, 358,312,094,111.82 and 138,083,098,858.70 is: 207,123,229,665.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,876,365,502.48 : 358,312,094,111.82 = 138,083,098,858.70 : x
  2. Step 2: Convert to fraction form
    238,876,365,502.48/358,312,094,111.82 = 138,083,098,858.70/x
  3. Step 3: Cross multiply
    238,876,365,502.48x = 358,312,094,111.82 × 138,083,098,858.70
  4. Step 4: Simplify right side
    238,876,365,502.48x = 49,476,844,313,510,265,487,360
  5. Step 5: Solve for x
    x = 49,476,844,313,510,265,487,360/238,876,365,502.48
  6. Step 6: Final answer
    x = 207,123,229,665.00

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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.