Home / 189,264,668.40-283,785,028.20-98,565,404.40

Finding the Fourth Proportional to 189,264,668.40, 283,785,028.20 and 98,565,404.40

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Solution

The fourth proportional to 189,264,668.40, 283,785,028.20 and 98,565,404.40 is: 147,789,792.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,264,668.40 : 283,785,028.20 = 98,565,404.40 : x
  2. Step 2: Convert to fraction form
    189,264,668.40/283,785,028.20 = 98,565,404.40/x
  3. Step 3: Cross multiply
    189,264,668.40x = 283,785,028.20 × 98,565,404.40
  4. Step 4: Simplify right side
    189,264,668.40x = 27,971,386,067,198,404
  5. Step 5: Solve for x
    x = 27,971,386,067,198,404/189,264,668.40
  6. Step 6: Final answer
    x = 147,789,792.48

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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.