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Finding the Fourth Proportional to 532,241,998.80, 798,479,119.80 and 302,321,230.80

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Solution

The fourth proportional to 532,241,998.80, 798,479,119.80 and 302,321,230.80 is: 453,547,804.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,241,998.80 : 798,479,119.80 = 302,321,230.80 : x
  2. Step 2: Convert to fraction form
    532,241,998.80/798,479,119.80 = 302,321,230.80/x
  3. Step 3: Cross multiply
    532,241,998.80x = 798,479,119.80 × 302,321,230.80
  4. Step 4: Simplify right side
    532,241,998.80x = 241,397,190,266,036,640
  5. Step 5: Solve for x
    x = 241,397,190,266,036,640/532,241,998.80
  6. Step 6: Final answer
    x = 453,547,804.97

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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.