Home / 202,871,986.98-279,969,590.15-114,764,217.54

Finding the Fourth Proportional to 202,871,986.98, 279,969,590.15 and 114,764,217.54

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Solution

The fourth proportional to 202,871,986.98, 279,969,590.15 and 114,764,217.54 is: 158,378,154.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,871,986.98 : 279,969,590.15 = 114,764,217.54 : x
  2. Step 2: Convert to fraction form
    202,871,986.98/279,969,590.15 = 114,764,217.54/x
  3. Step 3: Cross multiply
    202,871,986.98x = 279,969,590.15 × 114,764,217.54
  4. Step 4: Simplify right side
    202,871,986.98x = 32,130,490,948,559,240
  5. Step 5: Solve for x
    x = 32,130,490,948,559,240/202,871,986.98
  6. Step 6: Final answer
    x = 158,378,154.75

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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.