Home / 294,318,705.28-406,172,343.36-163,938,570.88

Finding the Fourth Proportional to 294,318,705.28, 406,172,343.36 and 163,938,570.88

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Solution

The fourth proportional to 294,318,705.28, 406,172,343.36 and 163,938,570.88 is: 226,242,207.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,318,705.28 : 406,172,343.36 = 163,938,570.88 : x
  2. Step 2: Convert to fraction form
    294,318,705.28/406,172,343.36 = 163,938,570.88/x
  3. Step 3: Cross multiply
    294,318,705.28x = 406,172,343.36 × 163,938,570.88
  4. Step 4: Simplify right side
    294,318,705.28x = 66,587,313,501,419,056
  5. Step 5: Solve for x
    x = 66,587,313,501,419,056/294,318,705.28
  6. Step 6: Final answer
    x = 226,242,207.20

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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.