Home / 166,034,975.80-249,052,463.70-156,629,126.20

Finding the Fourth Proportional to 166,034,975.80, 249,052,463.70 and 156,629,126.20

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Solution

The fourth proportional to 166,034,975.80, 249,052,463.70 and 156,629,126.20 is: 234,943,689.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,034,975.80 : 249,052,463.70 = 156,629,126.20 : x
  2. Step 2: Convert to fraction form
    166,034,975.80/249,052,463.70 = 156,629,126.20/x
  3. Step 3: Cross multiply
    166,034,975.80x = 249,052,463.70 × 156,629,126.20
  4. Step 4: Simplify right side
    166,034,975.80x = 39,008,869,767,288,216
  5. Step 5: Solve for x
    x = 39,008,869,767,288,216/166,034,975.80
  6. Step 6: Final answer
    x = 234,943,689.30

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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.