Home / 1,173,471,218.40-1,760,206,827.60-355,477,231.20

Finding the Fourth Proportional to 1,173,471,218.40, 1,760,206,827.60 and 355,477,231.20

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Solution

The fourth proportional to 1,173,471,218.40, 1,760,206,827.60 and 355,477,231.20 is: 533,215,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,471,218.40 : 1,760,206,827.60 = 355,477,231.20 : x
  2. Step 2: Convert to fraction form
    1,173,471,218.40/1,760,206,827.60 = 355,477,231.20/x
  3. Step 3: Cross multiply
    1,173,471,218.40x = 1,760,206,827.60 × 355,477,231.20
  4. Step 4: Simplify right side
    1,173,471,218.40x = 625,713,449,414,583,680
  5. Step 5: Solve for x
    x = 625,713,449,414,583,680/1,173,471,218.40
  6. Step 6: Final answer
    x = 533,215,846.80

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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.