Home / 820,932,172.70-1,132,872,397.14-444,585,710.48

Finding the Fourth Proportional to 820,932,172.70, 1,132,872,397.14 and 444,585,710.48

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Solution

The fourth proportional to 820,932,172.70, 1,132,872,397.14 and 444,585,710.48 is: 613,520,697.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,932,172.70 : 1,132,872,397.14 = 444,585,710.48 : x
  2. Step 2: Convert to fraction form
    820,932,172.70/1,132,872,397.14 = 444,585,710.48/x
  3. Step 3: Cross multiply
    820,932,172.70x = 1,132,872,397.14 × 444,585,710.48
  4. Step 4: Simplify right side
    820,932,172.70x = 503,658,879,565,667,712
  5. Step 5: Solve for x
    x = 503,658,879,565,667,712/820,932,172.70
  6. Step 6: Final answer
    x = 613,520,697.95

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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.