Home / 2,560,712,587.94-3,533,786,957.13-1,387,290,859.94

Finding the Fourth Proportional to 2,560,712,587.94, 3,533,786,957.13 and 1,387,290,859.94

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Solution

The fourth proportional to 2,560,712,587.94, 3,533,786,957.13 and 1,387,290,859.94 is: 1,914,463,329.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560,712,587.94 : 3,533,786,957.13 = 1,387,290,859.94 : x
  2. Step 2: Convert to fraction form
    2,560,712,587.94/3,533,786,957.13 = 1,387,290,859.94/x
  3. Step 3: Cross multiply
    2,560,712,587.94x = 3,533,786,957.13 × 1,387,290,859.94
  4. Step 4: Simplify right side
    2,560,712,587.94x = 4,902,390,346,601,633,792
  5. Step 5: Solve for x
    x = 4,902,390,346,601,633,792/2,560,712,587.94
  6. Step 6: Final answer
    x = 1,914,463,329.34

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Double scale
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1.5x scale

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.