Home / 10,347,311,966.10-15,520,967,949.15-2,986,562,807.70

Finding the Fourth Proportional to 10,347,311,966.10, 15,520,967,949.15 and 2,986,562,807.70

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Solution

The fourth proportional to 10,347,311,966.10, 15,520,967,949.15 and 2,986,562,807.70 is: 4,479,844,211.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347,311,966.10 : 15,520,967,949.15 = 2,986,562,807.70 : x
  2. Step 2: Convert to fraction form
    10,347,311,966.10/15,520,967,949.15 = 2,986,562,807.70/x
  3. Step 3: Cross multiply
    10,347,311,966.10x = 15,520,967,949.15 × 2,986,562,807.70
  4. Step 4: Simplify right side
    10,347,311,966.10x = 46,354,345,616,435,134,464
  5. Step 5: Solve for x
    x = 46,354,345,616,435,134,464/10,347,311,966.10
  6. Step 6: Final answer
    x = 4,479,844,211.55

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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.