Home / 2,561,659,348.16-3,842,574,078.33-880,928,346.31

Finding the Fourth Proportional to 2,561,659,348.16, 3,842,574,078.33 and 880,928,346.31

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Solution

The fourth proportional to 2,561,659,348.16, 3,842,574,078.33 and 880,928,346.31 is: 1,321,421,769.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,561,659,348.16 : 3,842,574,078.33 = 880,928,346.31 : x
  2. Step 2: Convert to fraction form
    2,561,659,348.16/3,842,574,078.33 = 880,928,346.31/x
  3. Step 3: Cross multiply
    2,561,659,348.16x = 3,842,574,078.33 × 880,928,346.31
  4. Step 4: Simplify right side
    2,561,659,348.16x = 3,385,032,428,387,312,640
  5. Step 5: Solve for x
    x = 3,385,032,428,387,312,640/2,561,659,348.16
  6. Step 6: Final answer
    x = 1,321,421,769.38

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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.