Home / 275,649,020.40-413,473,530.60-248,386,097.10

Finding the Fourth Proportional to 275,649,020.40, 413,473,530.60 and 248,386,097.10

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Solution

The fourth proportional to 275,649,020.40, 413,473,530.60 and 248,386,097.10 is: 372,579,145.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,649,020.40 : 413,473,530.60 = 248,386,097.10 : x
  2. Step 2: Convert to fraction form
    275,649,020.40/413,473,530.60 = 248,386,097.10/x
  3. Step 3: Cross multiply
    275,649,020.40x = 413,473,530.60 × 248,386,097.10
  4. Step 4: Simplify right side
    275,649,020.40x = 102,701,076,519,891,424
  5. Step 5: Solve for x
    x = 102,701,076,519,891,424/275,649,020.40
  6. Step 6: Final answer
    x = 372,579,145.65

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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.