Home / 195,992,078.40-293,988,117.60-137,541,441.60

Finding the Fourth Proportional to 195,992,078.40, 293,988,117.60 and 137,541,441.60

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Solution

The fourth proportional to 195,992,078.40, 293,988,117.60 and 137,541,441.60 is: 206,312,162.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,992,078.40 : 293,988,117.60 = 137,541,441.60 : x
  2. Step 2: Convert to fraction form
    195,992,078.40/293,988,117.60 = 137,541,441.60/x
  3. Step 3: Cross multiply
    195,992,078.40x = 293,988,117.60 × 137,541,441.60
  4. Step 4: Simplify right side
    195,992,078.40x = 40,435,549,507,974,336
  5. Step 5: Solve for x
    x = 40,435,549,507,974,336/195,992,078.40
  6. Step 6: Final answer
    x = 206,312,162.40

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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.