Home / 25,340,944,939.87-34,970,538,647.16-13,753,551,929.08

Finding the Fourth Proportional to 25,340,944,939.87, 34,970,538,647.16 and 13,753,551,929.08

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Solution

The fourth proportional to 25,340,944,939.87, 34,970,538,647.16 and 13,753,551,929.08 is: 18,979,920,457.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,340,944,939.87 : 34,970,538,647.16 = 13,753,551,929.08 : x
  2. Step 2: Convert to fraction form
    25,340,944,939.87/34,970,538,647.16 = 13,753,551,929.08/x
  3. Step 3: Cross multiply
    25,340,944,939.87x = 34,970,538,647.16 × 13,753,551,929.08
  4. Step 4: Simplify right side
    25,340,944,939.87x = 480,969,119,271,509,229,568
  5. Step 5: Solve for x
    x = 480,969,119,271,509,229,568/25,340,944,939.87
  6. Step 6: Final answer
    x = 18,979,920,457.30

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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.