Home / 276,249,485.81-414,439,546.56-89,503,126.80

Finding the Fourth Proportional to 276,249,485.81, 414,439,546.56 and 89,503,126.80

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Solution

The fourth proportional to 276,249,485.81, 414,439,546.56 and 89,503,126.80 is: 134,275,852.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,249,485.81 : 414,439,546.56 = 89,503,126.80 : x
  2. Step 2: Convert to fraction form
    276,249,485.81/414,439,546.56 = 89,503,126.80/x
  3. Step 3: Cross multiply
    276,249,485.81x = 414,439,546.56 × 89,503,126.80
  4. Step 4: Simplify right side
    276,249,485.81x = 37,093,635,286,694,184
  5. Step 5: Solve for x
    x = 37,093,635,286,694,184/276,249,485.81
  6. Step 6: Final answer
    x = 134,275,852.78

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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.