Home / 2,144,702,993-2,959,930,350.50-1,298,396,791.40

Finding the Fourth Proportional to 2,144,702,993, 2,959,930,350.50 and 1,298,396,791.40

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Solution

The fourth proportional to 2,144,702,993, 2,959,930,350.50 and 1,298,396,791.40 is: 1,791,933,000.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,144,702,993 : 2,959,930,350.50 = 1,298,396,791.40 : x
  2. Step 2: Convert to fraction form
    2,144,702,993/2,959,930,350.50 = 1,298,396,791.40/x
  3. Step 3: Cross multiply
    2,144,702,993x = 2,959,930,350.50 × 1,298,396,791.40
  4. Step 4: Simplify right side
    2,144,702,993x = 3,843,164,069,856,677,888
  5. Step 5: Solve for x
    x = 3,843,164,069,856,677,888/2,144,702,993
  6. Step 6: Final answer
    x = 1,791,933,000.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.