Home / 146,240,005.32-201,693,534.29-128,561,108.94

Finding the Fourth Proportional to 146,240,005.32, 201,693,534.29 and 128,561,108.94

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Solution

The fourth proportional to 146,240,005.32, 201,693,534.29 and 128,561,108.94 is: 177,310,882.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,240,005.32 : 201,693,534.29 = 128,561,108.94 : x
  2. Step 2: Convert to fraction form
    146,240,005.32/201,693,534.29 = 128,561,108.94/x
  3. Step 3: Cross multiply
    146,240,005.32x = 201,693,534.29 × 128,561,108.94
  4. Step 4: Simplify right side
    146,240,005.32x = 25,929,944,434,350,312
  5. Step 5: Solve for x
    x = 25,929,944,434,350,312/146,240,005.32
  6. Step 6: Final answer
    x = 177,310,882.73

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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.