Home / 2,129,785,837.44-3,209,216,113.44-1,750,113,757.92

Finding the Fourth Proportional to 2,129,785,837.44, 3,209,216,113.44 and 1,750,113,757.92

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Solution

The fourth proportional to 2,129,785,837.44, 3,209,216,113.44 and 1,750,113,757.92 is: 2,637,116,452.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,129,785,837.44 : 3,209,216,113.44 = 1,750,113,757.92 : x
  2. Step 2: Convert to fraction form
    2,129,785,837.44/3,209,216,113.44 = 1,750,113,757.92/x
  3. Step 3: Cross multiply
    2,129,785,837.44x = 3,209,216,113.44 × 1,750,113,757.92
  4. Step 4: Simplify right side
    2,129,785,837.44x = 5,616,493,272,269,895,680
  5. Step 5: Solve for x
    x = 5,616,493,272,269,895,680/2,129,785,837.44
  6. Step 6: Final answer
    x = 2,637,116,452.53

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.