Home / 3,914,385,764.12-5,402,990,636.90-2,558,223,678.26

Finding the Fourth Proportional to 3,914,385,764.12, 5,402,990,636.90 and 2,558,223,678.26

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Solution

The fourth proportional to 3,914,385,764.12, 5,402,990,636.90 and 2,558,223,678.26 is: 3,531,092,593.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,914,385,764.12 : 5,402,990,636.90 = 2,558,223,678.26 : x
  2. Step 2: Convert to fraction form
    3,914,385,764.12/5,402,990,636.90 = 2,558,223,678.26/x
  3. Step 3: Cross multiply
    3,914,385,764.12x = 5,402,990,636.90 × 2,558,223,678.26
  4. Step 4: Simplify right side
    3,914,385,764.12x = 13,822,058,580,734,658,560
  5. Step 5: Solve for x
    x = 13,822,058,580,734,658,560/3,914,385,764.12
  6. Step 6: Final answer
    x = 3,531,092,593.74

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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.