Home / 551,657,416.46-761,292,519.28-304,147,647.50

Finding the Fourth Proportional to 551,657,416.46, 761,292,519.28 and 304,147,647.50

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Solution

The fourth proportional to 551,657,416.46, 761,292,519.28 and 304,147,647.50 is: 419,726,667.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,657,416.46 : 761,292,519.28 = 304,147,647.50 : x
  2. Step 2: Convert to fraction form
    551,657,416.46/761,292,519.28 = 304,147,647.50/x
  3. Step 3: Cross multiply
    551,657,416.46x = 761,292,519.28 × 304,147,647.50
  4. Step 4: Simplify right side
    551,657,416.46x = 231,545,328,793,793,568
  5. Step 5: Solve for x
    x = 231,545,328,793,793,568/551,657,416.46
  6. Step 6: Final answer
    x = 419,726,667.11

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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.