Home / 26,218,996,856.42-39,311,585,936.74-10,284,943,333.76

Finding the Fourth Proportional to 26,218,996,856.42, 39,311,585,936.74 and 10,284,943,333.76

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Solution

The fourth proportional to 26,218,996,856.42, 39,311,585,936.74 and 10,284,943,333.76 is: 15,420,781,959.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,218,996,856.42 : 39,311,585,936.74 = 10,284,943,333.76 : x
  2. Step 2: Convert to fraction form
    26,218,996,856.42/39,311,585,936.74 = 10,284,943,333.76/x
  3. Step 3: Cross multiply
    26,218,996,856.42x = 39,311,585,936.74 × 10,284,943,333.76
  4. Step 4: Simplify right side
    26,218,996,856.42x = 404,317,433,719,549,329,408
  5. Step 5: Solve for x
    x = 404,317,433,719,549,329,408/26,218,996,856.42
  6. Step 6: Final answer
    x = 15,420,781,959.50

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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.