Home / 6,425,868,029.40-9,638,542,892.61-3,278,013,587.01

Finding the Fourth Proportional to 6,425,868,029.40, 9,638,542,892.61 and 3,278,013,587.01

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Solution

The fourth proportional to 6,425,868,029.40, 9,638,542,892.61 and 3,278,013,587.01 is: 4,916,888,180.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,425,868,029.40 : 9,638,542,892.61 = 3,278,013,587.01 : x
  2. Step 2: Convert to fraction form
    6,425,868,029.40/9,638,542,892.61 = 3,278,013,587.01/x
  3. Step 3: Cross multiply
    6,425,868,029.40x = 9,638,542,892.61 × 3,278,013,587.01
  4. Step 4: Simplify right side
    6,425,868,029.40x = 31,595,274,560,954,253,312
  5. Step 5: Solve for x
    x = 31,595,274,560,954,253,312/6,425,868,029.40
  6. Step 6: Final answer
    x = 4,916,888,180.15

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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.