Home / 123,418,236.96-170,318,549.88-70,501,949.64

Finding the Fourth Proportional to 123,418,236.96, 170,318,549.88 and 70,501,949.64

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Solution

The fourth proportional to 123,418,236.96, 170,318,549.88 and 70,501,949.64 is: 97,293,480.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,418,236.96 : 170,318,549.88 = 70,501,949.64 : x
  2. Step 2: Convert to fraction form
    123,418,236.96/170,318,549.88 = 70,501,949.64/x
  3. Step 3: Cross multiply
    123,418,236.96x = 170,318,549.88 × 70,501,949.64
  4. Step 4: Simplify right side
    123,418,236.96x = 12,007,789,826,397,588
  5. Step 5: Solve for x
    x = 12,007,789,826,397,588/123,418,236.96
  6. Step 6: Final answer
    x = 97,293,480.46

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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.