Home / 434,060,476-598,855,309.68-268,987,815.52

Finding the Fourth Proportional to 434,060,476, 598,855,309.68 and 268,987,815.52

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Solution

The fourth proportional to 434,060,476, 598,855,309.68 and 268,987,815.52 is: 371,111,378.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,060,476 : 598,855,309.68 = 268,987,815.52 : x
  2. Step 2: Convert to fraction form
    434,060,476/598,855,309.68 = 268,987,815.52/x
  3. Step 3: Cross multiply
    434,060,476x = 598,855,309.68 × 268,987,815.52
  4. Step 4: Simplify right side
    434,060,476x = 161,084,781,563,376,288
  5. Step 5: Solve for x
    x = 161,084,781,563,376,288/434,060,476
  6. Step 6: Final answer
    x = 371,111,378.41

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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.