Home / 855,238,084.40-1,180,228,556.58-464,097,508.40

Finding the Fourth Proportional to 855,238,084.40, 1,180,228,556.58 and 464,097,508.40

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Solution

The fourth proportional to 855,238,084.40, 1,180,228,556.58 and 464,097,508.40 is: 640,454,561.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,238,084.40 : 1,180,228,556.58 = 464,097,508.40 : x
  2. Step 2: Convert to fraction form
    855,238,084.40/1,180,228,556.58 = 464,097,508.40/x
  3. Step 3: Cross multiply
    855,238,084.40x = 1,180,228,556.58 × 464,097,508.40
  4. Step 4: Simplify right side
    855,238,084.40x = 547,741,132,451,306,368
  5. Step 5: Solve for x
    x = 547,741,132,451,306,368/855,238,084.40
  6. Step 6: Final answer
    x = 640,454,561.65

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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.