Home / 306,149,127.60-459,223,691.40-111,996,015.60

Finding the Fourth Proportional to 306,149,127.60, 459,223,691.40 and 111,996,015.60

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Solution

The fourth proportional to 306,149,127.60, 459,223,691.40 and 111,996,015.60 is: 167,994,023.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,149,127.60 : 459,223,691.40 = 111,996,015.60 : x
  2. Step 2: Convert to fraction form
    306,149,127.60/459,223,691.40 = 111,996,015.60/x
  3. Step 3: Cross multiply
    306,149,127.60x = 459,223,691.40 × 111,996,015.60
  4. Step 4: Simplify right side
    306,149,127.60x = 51,431,223,705,923,984
  5. Step 5: Solve for x
    x = 51,431,223,705,923,984/306,149,127.60
  6. Step 6: Final answer
    x = 167,994,023.40

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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.