Home / 284,759,729.56-392,983,684.66-159,304,441.50

Finding the Fourth Proportional to 284,759,729.56, 392,983,684.66 and 159,304,441.50

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Solution

The fourth proportional to 284,759,729.56, 392,983,684.66 and 159,304,441.50 is: 219,848,665.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,759,729.56 : 392,983,684.66 = 159,304,441.50 : x
  2. Step 2: Convert to fraction form
    284,759,729.56/392,983,684.66 = 159,304,441.50/x
  3. Step 3: Cross multiply
    284,759,729.56x = 392,983,684.66 × 159,304,441.50
  4. Step 4: Simplify right side
    284,759,729.56x = 62,604,046,403,373,424
  5. Step 5: Solve for x
    x = 62,604,046,403,373,424/284,759,729.56
  6. Step 6: Final answer
    x = 219,848,665.05

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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.