Home / 1,260,184,113.39-1,890,260,964.76-327,424,425.29

Finding the Fourth Proportional to 1,260,184,113.39, 1,890,260,964.76 and 327,424,425.29

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Solution

The fourth proportional to 1,260,184,113.39, 1,890,260,964.76 and 327,424,425.29 is: 491,132,687.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,184,113.39 : 1,890,260,964.76 = 327,424,425.29 : x
  2. Step 2: Convert to fraction form
    1,260,184,113.39/1,890,260,964.76 = 327,424,425.29/x
  3. Step 3: Cross multiply
    1,260,184,113.39x = 1,890,260,964.76 × 327,424,425.29
  4. Step 4: Simplify right side
    1,260,184,113.39x = 618,917,610,025,212,672
  5. Step 5: Solve for x
    x = 618,917,610,025,212,672/1,260,184,113.39
  6. Step 6: Final answer
    x = 491,132,687.24

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Double scale
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1.5x scale

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.