Home / 673,973,310.30-1,010,959,965.45-163,370,046.30

Finding the Fourth Proportional to 673,973,310.30, 1,010,959,965.45 and 163,370,046.30

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Solution

The fourth proportional to 673,973,310.30, 1,010,959,965.45 and 163,370,046.30 is: 245,055,069.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,973,310.30 : 1,010,959,965.45 = 163,370,046.30 : x
  2. Step 2: Convert to fraction form
    673,973,310.30/1,010,959,965.45 = 163,370,046.30/x
  3. Step 3: Cross multiply
    673,973,310.30x = 1,010,959,965.45 × 163,370,046.30
  4. Step 4: Simplify right side
    673,973,310.30x = 165,160,576,363,012,928
  5. Step 5: Solve for x
    x = 165,160,576,363,012,928/673,973,310.30
  6. Step 6: Final answer
    x = 245,055,069.45

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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.