Home / 379,304,312.20-569,381,621.10-293,423,446.60

Finding the Fourth Proportional to 379,304,312.20, 569,381,621.10 and 293,423,446.60

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Solution

The fourth proportional to 379,304,312.20, 569,381,621.10 and 293,423,446.60 is: 440,464,060.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,304,312.20 : 569,381,621.10 = 293,423,446.60 : x
  2. Step 2: Convert to fraction form
    379,304,312.20/569,381,621.10 = 293,423,446.60/x
  3. Step 3: Cross multiply
    379,304,312.20x = 569,381,621.10 × 293,423,446.60
  4. Step 4: Simplify right side
    379,304,312.20x = 167,069,917,693,857,312
  5. Step 5: Solve for x
    x = 167,069,917,693,857,312/379,304,312.20
  6. Step 6: Final answer
    x = 440,464,060.97

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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.