Home / 3,855,074,703.05-5,318,045,078.31-2,517,747,602.58

Finding the Fourth Proportional to 3,855,074,703.05, 5,318,045,078.31 and 2,517,747,602.58

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Solution

The fourth proportional to 3,855,074,703.05, 5,318,045,078.31 and 2,517,747,602.58 is: 3,473,212,914.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,074,703.05 : 5,318,045,078.31 = 2,517,747,602.58 : x
  2. Step 2: Convert to fraction form
    3,855,074,703.05/5,318,045,078.31 = 2,517,747,602.58/x
  3. Step 3: Cross multiply
    3,855,074,703.05x = 5,318,045,078.31 × 2,517,747,602.58
  4. Step 4: Simplify right side
    3,855,074,703.05x = 13,389,495,246,327,371,776
  5. Step 5: Solve for x
    x = 13,389,495,246,327,371,776/3,855,074,703.05
  6. Step 6: Final answer
    x = 3,473,212,914.84

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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.