Home / 263,376,257.40-395,064,386.10-166,016,266.20

Finding the Fourth Proportional to 263,376,257.40, 395,064,386.10 and 166,016,266.20

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Solution

The fourth proportional to 263,376,257.40, 395,064,386.10 and 166,016,266.20 is: 249,024,399.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,376,257.40 : 395,064,386.10 = 166,016,266.20 : x
  2. Step 2: Convert to fraction form
    263,376,257.40/395,064,386.10 = 166,016,266.20/x
  3. Step 3: Cross multiply
    263,376,257.40x = 395,064,386.10 × 166,016,266.20
  4. Step 4: Simplify right side
    263,376,257.40x = 65,587,114,288,917,176
  5. Step 5: Solve for x
    x = 65,587,114,288,917,176/263,376,257.40
  6. Step 6: Final answer
    x = 249,024,399.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.