Home / 555,765,795.04-766,957,961.28-304,872,212.92

Finding the Fourth Proportional to 555,765,795.04, 766,957,961.28 and 304,872,212.92

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Solution

The fourth proportional to 555,765,795.04, 766,957,961.28 and 304,872,212.92 is: 420,724,292.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,765,795.04 : 766,957,961.28 = 304,872,212.92 : x
  2. Step 2: Convert to fraction form
    555,765,795.04/766,957,961.28 = 304,872,212.92/x
  3. Step 3: Cross multiply
    555,765,795.04x = 766,957,961.28 × 304,872,212.92
  4. Step 4: Simplify right side
    555,765,795.04x = 233,824,170,873,999,296
  5. Step 5: Solve for x
    x = 233,824,170,873,999,296/555,765,795.04
  6. Step 6: Final answer
    x = 420,724,292.43

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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.