Home / 715,170,455,063.19-1,071,872,331,862.20-613,728,274,223.43

Finding the Fourth Proportional to 715,170,455,063.19, 1,071,872,331,862.20 and 613,728,274,223.43

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Solution

The fourth proportional to 715,170,455,063.19, 1,071,872,331,862.20 and 613,728,274,223.43 is: 919,834,358,039.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,170,455,063.19 : 1,071,872,331,862.20 = 613,728,274,223.43 : x
  2. Step 2: Convert to fraction form
    715,170,455,063.19/1,071,872,331,862.20 = 613,728,274,223.43/x
  3. Step 3: Cross multiply
    715,170,455,063.19x = 1,071,872,331,862.20 × 613,728,274,223.43
  4. Step 4: Simplify right side
    715,170,455,063.19x = 657,838,356,421,631,738,380,288
  5. Step 5: Solve for x
    x = 657,838,356,421,631,738,380,288/715,170,455,063.19
  6. Step 6: Final answer
    x = 919,834,358,039.17

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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.