Home / 371,845,825.61-557,836,839.29-153,376,990.43

Finding the Fourth Proportional to 371,845,825.61, 557,836,839.29 and 153,376,990.43

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Solution

The fourth proportional to 371,845,825.61, 557,836,839.29 and 153,376,990.43 is: 230,093,575.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,845,825.61 : 557,836,839.29 = 153,376,990.43 : x
  2. Step 2: Convert to fraction form
    371,845,825.61/557,836,839.29 = 153,376,990.43/x
  3. Step 3: Cross multiply
    371,845,825.61x = 557,836,839.29 × 153,376,990.43
  4. Step 4: Simplify right side
    371,845,825.61x = 85,559,335,558,878,048
  5. Step 5: Solve for x
    x = 85,559,335,558,878,048/371,845,825.61
  6. Step 6: Final answer
    x = 230,093,575.53

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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.