Home / 833,644,621.76-1,250,343,930.92-243,276,347.10

Finding the Fourth Proportional to 833,644,621.76, 1,250,343,930.92 and 243,276,347.10

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Solution

The fourth proportional to 833,644,621.76, 1,250,343,930.92 and 243,276,347.10 is: 364,878,625.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,644,621.76 : 1,250,343,930.92 = 243,276,347.10 : x
  2. Step 2: Convert to fraction form
    833,644,621.76/1,250,343,930.92 = 243,276,347.10/x
  3. Step 3: Cross multiply
    833,644,621.76x = 1,250,343,930.92 × 243,276,347.10
  4. Step 4: Simplify right side
    833,644,621.76x = 304,179,104,132,872,384
  5. Step 5: Solve for x
    x = 304,179,104,132,872,384/833,644,621.76
  6. Step 6: Final answer
    x = 364,878,625.97

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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.