Home / 5,318,785,601.10-7,978,178,401.65-2,416,409,153.10

Finding the Fourth Proportional to 5,318,785,601.10, 7,978,178,401.65 and 2,416,409,153.10

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Solution

The fourth proportional to 5,318,785,601.10, 7,978,178,401.65 and 2,416,409,153.10 is: 3,624,613,729.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318,785,601.10 : 7,978,178,401.65 = 2,416,409,153.10 : x
  2. Step 2: Convert to fraction form
    5,318,785,601.10/7,978,178,401.65 = 2,416,409,153.10/x
  3. Step 3: Cross multiply
    5,318,785,601.10x = 7,978,178,401.65 × 2,416,409,153.10
  4. Step 4: Simplify right side
    5,318,785,601.10x = 19,278,543,314,811,785,216
  5. Step 5: Solve for x
    x = 19,278,543,314,811,785,216/5,318,785,601.10
  6. Step 6: Final answer
    x = 3,624,613,729.65

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Double scale
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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.