Home / 379,304,311.20-569,381,619.60-293,423,445.60

Finding the Fourth Proportional to 379,304,311.20, 569,381,619.60 and 293,423,445.60

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Solution

The fourth proportional to 379,304,311.20, 569,381,619.60 and 293,423,445.60 is: 440,464,059.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,304,311.20 : 569,381,619.60 = 293,423,445.60 : x
  2. Step 2: Convert to fraction form
    379,304,311.20/569,381,619.60 = 293,423,445.60/x
  3. Step 3: Cross multiply
    379,304,311.20x = 569,381,619.60 × 293,423,445.60
  4. Step 4: Simplify right side
    379,304,311.20x = 167,069,916,684,340,512
  5. Step 5: Solve for x
    x = 167,069,916,684,340,512/379,304,311.20
  6. Step 6: Final answer
    x = 440,464,059.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.