Home / 493,219,943.04-680,643,463.08-294,981,407.22

Finding the Fourth Proportional to 493,219,943.04, 680,643,463.08 and 294,981,407.22

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Solution

The fourth proportional to 493,219,943.04, 680,643,463.08 and 294,981,407.22 is: 407,074,307.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,219,943.04 : 680,643,463.08 = 294,981,407.22 : x
  2. Step 2: Convert to fraction form
    493,219,943.04/680,643,463.08 = 294,981,407.22/x
  3. Step 3: Cross multiply
    493,219,943.04x = 680,643,463.08 × 294,981,407.22
  4. Step 4: Simplify right side
    493,219,943.04x = 200,777,166,554,432,544
  5. Step 5: Solve for x
    x = 200,777,166,554,432,544/493,219,943.04
  6. Step 6: Final answer
    x = 407,074,307.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.