Home / 8,375,992,535.40-12,563,988,803.10-7,086,047,447.40

Finding the Fourth Proportional to 8,375,992,535.40, 12,563,988,803.10 and 7,086,047,447.40

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Solution

The fourth proportional to 8,375,992,535.40, 12,563,988,803.10 and 7,086,047,447.40 is: 10,629,071,171.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,375,992,535.40 : 12,563,988,803.10 = 7,086,047,447.40 : x
  2. Step 2: Convert to fraction form
    8,375,992,535.40/12,563,988,803.10 = 7,086,047,447.40/x
  3. Step 3: Cross multiply
    8,375,992,535.40x = 12,563,988,803.10 × 7,086,047,447.40
  4. Step 4: Simplify right side
    8,375,992,535.40x = 89,029,020,787,368,935,424
  5. Step 5: Solve for x
    x = 89,029,020,787,368,935,424/8,375,992,535.40
  6. Step 6: Final answer
    x = 10,629,071,171.10

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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.