Home / 284,759,725.57-392,983,679.13-159,304,437.50

Finding the Fourth Proportional to 284,759,725.57, 392,983,679.13 and 159,304,437.50

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Solution

The fourth proportional to 284,759,725.57, 392,983,679.13 and 159,304,437.50 is: 219,848,659.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,759,725.57 : 392,983,679.13 = 159,304,437.50 : x
  2. Step 2: Convert to fraction form
    284,759,725.57/392,983,679.13 = 159,304,437.50/x
  3. Step 3: Cross multiply
    284,759,725.57x = 392,983,679.13 × 159,304,437.50
  4. Step 4: Simplify right side
    284,759,725.57x = 62,604,043,951,474,336
  5. Step 5: Solve for x
    x = 62,604,043,951,474,336/284,759,725.57
  6. Step 6: Final answer
    x = 219,848,659.52

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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.