Home / 172,515,233.30-238,070,072.30-94,198,229.51

Finding the Fourth Proportional to 172,515,233.30, 238,070,072.30 and 94,198,229.51

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Solution

The fourth proportional to 172,515,233.30, 238,070,072.30 and 94,198,229.51 is: 129,993,038.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,515,233.30 : 238,070,072.30 = 94,198,229.51 : x
  2. Step 2: Convert to fraction form
    172,515,233.30/238,070,072.30 = 94,198,229.51/x
  3. Step 3: Cross multiply
    172,515,233.30x = 238,070,072.30 × 94,198,229.51
  4. Step 4: Simplify right side
    172,515,233.30x = 22,425,779,308,316,348
  5. Step 5: Solve for x
    x = 22,425,779,308,316,348/172,515,233.30
  6. Step 6: Final answer
    x = 129,993,038.18

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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.