Home / 319,627,779.16-441,160,044.08-187,511,218.44

Finding the Fourth Proportional to 319,627,779.16, 441,160,044.08 and 187,511,218.44

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Solution

The fourth proportional to 319,627,779.16, 441,160,044.08 and 187,511,218.44 is: 258,808,723.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,627,779.16 : 441,160,044.08 = 187,511,218.44 : x
  2. Step 2: Convert to fraction form
    319,627,779.16/441,160,044.08 = 187,511,218.44/x
  3. Step 3: Cross multiply
    319,627,779.16x = 441,160,044.08 × 187,511,218.44
  4. Step 4: Simplify right side
    319,627,779.16x = 82,722,457,392,484,912
  5. Step 5: Solve for x
    x = 82,722,457,392,484,912/319,627,779.16
  6. Step 6: Final answer
    x = 258,808,723.10

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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.