Home / 881,924,329.68-1,321,997,214.96-554,633,743.56

Finding the Fourth Proportional to 881,924,329.68, 1,321,997,214.96 and 554,633,743.56

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Solution

The fourth proportional to 881,924,329.68, 1,321,997,214.96 and 554,633,743.56 is: 831,391,355.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,924,329.68 : 1,321,997,214.96 = 554,633,743.56 : x
  2. Step 2: Convert to fraction form
    881,924,329.68/1,321,997,214.96 = 554,633,743.56/x
  3. Step 3: Cross multiply
    881,924,329.68x = 1,321,997,214.96 × 554,633,743.56
  4. Step 4: Simplify right side
    881,924,329.68x = 733,224,264,309,158,784
  5. Step 5: Solve for x
    x = 733,224,264,309,158,784/881,924,329.68
  6. Step 6: Final answer
    x = 831,391,355.96

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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.