Home / 555,765,795.46-766,957,961.86-304,872,213.34

Finding the Fourth Proportional to 555,765,795.46, 766,957,961.86 and 304,872,213.34

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Solution

The fourth proportional to 555,765,795.46, 766,957,961.86 and 304,872,213.34 is: 420,724,293.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,765,795.46 : 766,957,961.86 = 304,872,213.34 : x
  2. Step 2: Convert to fraction form
    555,765,795.46/766,957,961.86 = 304,872,213.34/x
  3. Step 3: Cross multiply
    555,765,795.46x = 766,957,961.86 × 304,872,213.34
  4. Step 4: Simplify right side
    555,765,795.46x = 233,824,171,371,190,016
  5. Step 5: Solve for x
    x = 233,824,171,371,190,016/555,765,795.46
  6. Step 6: Final answer
    x = 420,724,293.01

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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.