Home / 276,603,903.60-414,905,855.40-260,731,532.40

Finding the Fourth Proportional to 276,603,903.60, 414,905,855.40 and 260,731,532.40

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Solution

The fourth proportional to 276,603,903.60, 414,905,855.40 and 260,731,532.40 is: 391,097,298.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,603,903.60 : 414,905,855.40 = 260,731,532.40 : x
  2. Step 2: Convert to fraction form
    276,603,903.60/414,905,855.40 = 260,731,532.40/x
  3. Step 3: Cross multiply
    276,603,903.60x = 414,905,855.40 × 260,731,532.40
  4. Step 4: Simplify right side
    276,603,903.60x = 108,179,039,480,174,816
  5. Step 5: Solve for x
    x = 108,179,039,480,174,816/276,603,903.60
  6. Step 6: Final answer
    x = 391,097,298.60

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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.