Home / 1,242,950,509,608.90-1,715,253,448,718.10-694,249,822,092.75

Finding the Fourth Proportional to 1,242,950,509,608.90, 1,715,253,448,718.10 and 694,249,822,092.75

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Solution

The fourth proportional to 1,242,950,509,608.90, 1,715,253,448,718.10 and 694,249,822,092.75 is: 958,054,558,416.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,950,509,608.90 : 1,715,253,448,718.10 = 694,249,822,092.75 : x
  2. Step 2: Convert to fraction form
    1,242,950,509,608.90/1,715,253,448,718.10 = 694,249,822,092.75/x
  3. Step 3: Cross multiply
    1,242,950,509,608.90x = 1,715,253,448,718.10 × 694,249,822,092.75
  4. Step 4: Simplify right side
    1,242,950,509,608.90x = 1,190,814,401,616,516,942,397,440
  5. Step 5: Solve for x
    x = 1,190,814,401,616,516,942,397,440/1,242,950,509,608.90
  6. Step 6: Final answer
    x = 958,054,558,416.18

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Double scale
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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.