Home / 970,231,926.40-1,455,410,875.20-511,066,902.40

Finding the Fourth Proportional to 970,231,926.40, 1,455,410,875.20 and 511,066,902.40

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Solution

The fourth proportional to 970,231,926.40, 1,455,410,875.20 and 511,066,902.40 is: 766,633,531.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,231,926.40 : 1,455,410,875.20 = 511,066,902.40 : x
  2. Step 2: Convert to fraction form
    970,231,926.40/1,455,410,875.20 = 511,066,902.40/x
  3. Step 3: Cross multiply
    970,231,926.40x = 1,455,410,875.20 × 511,066,902.40
  4. Step 4: Simplify right side
    970,231,926.40x = 743,812,327,707,736,960
  5. Step 5: Solve for x
    x = 743,812,327,707,736,960/970,231,926.40
  6. Step 6: Final answer
    x = 766,633,531.09

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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.