Home / 401,046,377.75-601,144,990.29-134,898,725.78

Finding the Fourth Proportional to 401,046,377.75, 601,144,990.29 and 134,898,725.78

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Solution

The fourth proportional to 401,046,377.75, 601,144,990.29 and 134,898,725.78 is: 202,205,275.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,046,377.75 : 601,144,990.29 = 134,898,725.78 : x
  2. Step 2: Convert to fraction form
    401,046,377.75/601,144,990.29 = 134,898,725.78/x
  3. Step 3: Cross multiply
    401,046,377.75x = 601,144,990.29 × 134,898,725.78
  4. Step 4: Simplify right side
    401,046,377.75x = 81,093,693,201,784,480
  5. Step 5: Solve for x
    x = 81,093,693,201,784,480/401,046,377.75
  6. Step 6: Final answer
    x = 202,205,275.25

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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.