Home / 83,888,380,551.69-115,793,553,498.01-66,772,629,608.49

Finding the Fourth Proportional to 83,888,380,551.69, 115,793,553,498.01 and 66,772,629,608.49

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Solution

The fourth proportional to 83,888,380,551.69, 115,793,553,498.01 and 66,772,629,608.49 is: 92,168,188,346.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,888,380,551.69 : 115,793,553,498.01 = 66,772,629,608.49 : x
  2. Step 2: Convert to fraction form
    83,888,380,551.69/115,793,553,498.01 = 66,772,629,608.49/x
  3. Step 3: Cross multiply
    83,888,380,551.69x = 115,793,553,498.01 × 66,772,629,608.49
  4. Step 4: Simplify right side
    83,888,380,551.69x = 7,731,840,058,773,492,203,520
  5. Step 5: Solve for x
    x = 7,731,840,058,773,492,203,520/83,888,380,551.69
  6. Step 6: Final answer
    x = 92,168,188,346.53

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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.