Home / 153,400,662.27-229,260,452.72-111,988,745.87

Finding the Fourth Proportional to 153,400,662.27, 229,260,452.72 and 111,988,745.87

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Solution

The fourth proportional to 153,400,662.27, 229,260,452.72 and 111,988,745.87 is: 167,369,489.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,400,662.27 : 229,260,452.72 = 111,988,745.87 : x
  2. Step 2: Convert to fraction form
    153,400,662.27/229,260,452.72 = 111,988,745.87/x
  3. Step 3: Cross multiply
    153,400,662.27x = 229,260,452.72 × 111,988,745.87
  4. Step 4: Simplify right side
    153,400,662.27x = 25,674,590,578,554,352
  5. Step 5: Solve for x
    x = 25,674,590,578,554,352/153,400,662.27
  6. Step 6: Final answer
    x = 167,369,489.80

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.