Home / 201,795,253.29-278,477,446.77-108,975,758.40

Finding the Fourth Proportional to 201,795,253.29, 278,477,446.77 and 108,975,758.40

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Solution

The fourth proportional to 201,795,253.29, 278,477,446.77 and 108,975,758.40 is: 150,386,545.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,795,253.29 : 278,477,446.77 = 108,975,758.40 : x
  2. Step 2: Convert to fraction form
    201,795,253.29/278,477,446.77 = 108,975,758.40/x
  3. Step 3: Cross multiply
    201,795,253.29x = 278,477,446.77 × 108,975,758.40
  4. Step 4: Simplify right side
    201,795,253.29x = 30,347,290,959,056,380
  5. Step 5: Solve for x
    x = 30,347,290,959,056,380/201,795,253.29
  6. Step 6: Final answer
    x = 150,386,545.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.