Home / 1,568,698,314.30-2,353,047,471.45-478,179,632.70

Finding the Fourth Proportional to 1,568,698,314.30, 2,353,047,471.45 and 478,179,632.70

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Solution

The fourth proportional to 1,568,698,314.30, 2,353,047,471.45 and 478,179,632.70 is: 717,269,449.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,568,698,314.30 : 2,353,047,471.45 = 478,179,632.70 : x
  2. Step 2: Convert to fraction form
    1,568,698,314.30/2,353,047,471.45 = 478,179,632.70/x
  3. Step 3: Cross multiply
    1,568,698,314.30x = 2,353,047,471.45 × 478,179,632.70
  4. Step 4: Simplify right side
    1,568,698,314.30x = 1,125,179,375,623,624,576
  5. Step 5: Solve for x
    x = 1,125,179,375,623,624,576/1,568,698,314.30
  6. Step 6: Final answer
    x = 717,269,449.05

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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.