Home / 451,746,786.83-677,476,690.56-144,967,155.17

Finding the Fourth Proportional to 451,746,786.83, 677,476,690.56 and 144,967,155.17

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Solution

The fourth proportional to 451,746,786.83, 677,476,690.56 and 144,967,155.17 is: 217,404,686.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,746,786.83 : 677,476,690.56 = 144,967,155.17 : x
  2. Step 2: Convert to fraction form
    451,746,786.83/677,476,690.56 = 144,967,155.17/x
  3. Step 3: Cross multiply
    451,746,786.83x = 677,476,690.56 × 144,967,155.17
  4. Step 4: Simplify right side
    451,746,786.83x = 98,211,868,521,082,192
  5. Step 5: Solve for x
    x = 98,211,868,521,082,192/451,746,786.83
  6. Step 6: Final answer
    x = 217,404,686.40

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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.