Home / 200,202,437.10-300,303,655.65-161,235,345.90

Finding the Fourth Proportional to 200,202,437.10, 300,303,655.65 and 161,235,345.90

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Solution

The fourth proportional to 200,202,437.10, 300,303,655.65 and 161,235,345.90 is: 241,853,018.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,202,437.10 : 300,303,655.65 = 161,235,345.90 : x
  2. Step 2: Convert to fraction form
    200,202,437.10/300,303,655.65 = 161,235,345.90/x
  3. Step 3: Cross multiply
    200,202,437.10x = 300,303,655.65 × 161,235,345.90
  4. Step 4: Simplify right side
    200,202,437.10x = 48,419,563,793,762,240
  5. Step 5: Solve for x
    x = 48,419,563,793,762,240/200,202,437.10
  6. Step 6: Final answer
    x = 241,853,018.85

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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.