Home / 3,638,587,618.80-5,457,881,428.20-3,250,848,265.20

Finding the Fourth Proportional to 3,638,587,618.80, 5,457,881,428.20 and 3,250,848,265.20

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Solution

The fourth proportional to 3,638,587,618.80, 5,457,881,428.20 and 3,250,848,265.20 is: 4,876,272,397.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,587,618.80 : 5,457,881,428.20 = 3,250,848,265.20 : x
  2. Step 2: Convert to fraction form
    3,638,587,618.80/5,457,881,428.20 = 3,250,848,265.20/x
  3. Step 3: Cross multiply
    3,638,587,618.80x = 5,457,881,428.20 × 3,250,848,265.20
  4. Step 4: Simplify right side
    3,638,587,618.80x = 17,742,744,372,531,267,584
  5. Step 5: Solve for x
    x = 17,742,744,372,531,267,584/3,638,587,618.80
  6. Step 6: Final answer
    x = 4,876,272,397.80

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Double scale
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Similar ratio
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1.5x scale

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.