Home / 1,045,873,004.80-1,568,809,507.20-637,726,316.80

Finding the Fourth Proportional to 1,045,873,004.80, 1,568,809,507.20 and 637,726,316.80

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Solution

The fourth proportional to 1,045,873,004.80, 1,568,809,507.20 and 637,726,316.80 is: 956,589,475.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,873,004.80 : 1,568,809,507.20 = 637,726,316.80 : x
  2. Step 2: Convert to fraction form
    1,045,873,004.80/1,568,809,507.20 = 637,726,316.80/x
  3. Step 3: Cross multiply
    1,045,873,004.80x = 1,568,809,507.20 × 637,726,316.80
  4. Step 4: Simplify right side
    1,045,873,004.80x = 1,000,471,108,787,479,040
  5. Step 5: Solve for x
    x = 1,000,471,108,787,479,040/1,045,873,004.80
  6. Step 6: Final answer
    x = 956,589,475.20

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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.