Home / 825,032,170,742.20-1,237,547,964,838.10-220,641,667,925.87

Finding the Fourth Proportional to 825,032,170,742.20, 1,237,547,964,838.10 and 220,641,667,925.87

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Solution

The fourth proportional to 825,032,170,742.20, 1,237,547,964,838.10 and 220,641,667,925.87 is: 330,962,423,991.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,032,170,742.20 : 1,237,547,964,838.10 = 220,641,667,925.87 : x
  2. Step 2: Convert to fraction form
    825,032,170,742.20/1,237,547,964,838.10 = 220,641,667,925.87/x
  3. Step 3: Cross multiply
    825,032,170,742.20x = 1,237,547,964,838.10 × 220,641,667,925.87
  4. Step 4: Simplify right side
    825,032,170,742.20x = 273,054,647,100,144,319,725,568
  5. Step 5: Solve for x
    x = 273,054,647,100,144,319,725,568/825,032,170,742.20
  6. Step 6: Final answer
    x = 330,962,423,991.91

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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.