Home / 10,052,006,977.20-15,078,010,465.80-9,087,760,426.80

Finding the Fourth Proportional to 10,052,006,977.20, 15,078,010,465.80 and 9,087,760,426.80

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Solution

The fourth proportional to 10,052,006,977.20, 15,078,010,465.80 and 9,087,760,426.80 is: 13,631,640,640.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,052,006,977.20 : 15,078,010,465.80 = 9,087,760,426.80 : x
  2. Step 2: Convert to fraction form
    10,052,006,977.20/15,078,010,465.80 = 9,087,760,426.80/x
  3. Step 3: Cross multiply
    10,052,006,977.20x = 15,078,010,465.80 × 9,087,760,426.80
  4. Step 4: Simplify right side
    10,052,006,977.20x = 137,025,346,825,973,448,704
  5. Step 5: Solve for x
    x = 137,025,346,825,973,448,704/10,052,006,977.20
  6. Step 6: Final answer
    x = 13,631,640,640.20

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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.