Home / 715,170,455,146.30-1,071,872,331,984.30-613,728,274,306.54

Finding the Fourth Proportional to 715,170,455,146.30, 1,071,872,331,984.30 and 613,728,274,306.54

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Solution

The fourth proportional to 715,170,455,146.30, 1,071,872,331,984.30 and 613,728,274,306.54 is: 919,834,358,161.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,170,455,146.30 : 1,071,872,331,984.30 = 613,728,274,306.54 : x
  2. Step 2: Convert to fraction form
    715,170,455,146.30/1,071,872,331,984.30 = 613,728,274,306.54/x
  3. Step 3: Cross multiply
    715,170,455,146.30x = 1,071,872,331,984.30 × 613,728,274,306.54
  4. Step 4: Simplify right side
    715,170,455,146.30x = 657,838,356,585,651,304,923,136
  5. Step 5: Solve for x
    x = 657,838,356,585,651,304,923,136/715,170,455,146.30
  6. Step 6: Final answer
    x = 919,834,358,161.62

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Double scale
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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.