Home / 5,318,786,210.10-7,978,179,315.15-5,246,226,798.90

Finding the Fourth Proportional to 5,318,786,210.10, 7,978,179,315.15 and 5,246,226,798.90

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Solution

The fourth proportional to 5,318,786,210.10, 7,978,179,315.15 and 5,246,226,798.90 is: 7,869,340,198.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318,786,210.10 : 7,978,179,315.15 = 5,246,226,798.90 : x
  2. Step 2: Convert to fraction form
    5,318,786,210.10/7,978,179,315.15 = 5,246,226,798.90/x
  3. Step 3: Cross multiply
    5,318,786,210.10x = 7,978,179,315.15 × 5,246,226,798.90
  4. Step 4: Simplify right side
    5,318,786,210.10x = 41,855,338,129,569,570,816
  5. Step 5: Solve for x
    x = 41,855,338,129,569,570,816/5,318,786,210.10
  6. Step 6: Final answer
    x = 7,869,340,198.35

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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.