Home / 801,990,616,428.42-1,203,480,735,754.40-371,647,487,854.53

Finding the Fourth Proportional to 801,990,616,428.42, 1,203,480,735,754.40 and 371,647,487,854.53

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Solution

The fourth proportional to 801,990,616,428.42, 1,203,480,735,754.40 and 371,647,487,854.53 is: 557,700,530,358.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,990,616,428.42 : 1,203,480,735,754.40 = 371,647,487,854.53 : x
  2. Step 2: Convert to fraction form
    801,990,616,428.42/1,203,480,735,754.40 = 371,647,487,854.53/x
  3. Step 3: Cross multiply
    801,990,616,428.42x = 1,203,480,735,754.40 × 371,647,487,854.53
  4. Step 4: Simplify right side
    801,990,616,428.42x = 447,270,592,124,444,196,470,784
  5. Step 5: Solve for x
    x = 447,270,592,124,444,196,470,784/801,990,616,428.42
  6. Step 6: Final answer
    x = 557,700,530,358.22

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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.