Home / 579,269,319.60-868,903,979.40-334,381,306.80

Finding the Fourth Proportional to 579,269,319.60, 868,903,979.40 and 334,381,306.80

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Solution

The fourth proportional to 579,269,319.60, 868,903,979.40 and 334,381,306.80 is: 501,571,960.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,269,319.60 : 868,903,979.40 = 334,381,306.80 : x
  2. Step 2: Convert to fraction form
    579,269,319.60/868,903,979.40 = 334,381,306.80/x
  3. Step 3: Cross multiply
    579,269,319.60x = 868,903,979.40 × 334,381,306.80
  4. Step 4: Simplify right side
    579,269,319.60x = 290,545,248,115,492,288
  5. Step 5: Solve for x
    x = 290,545,248,115,492,288/579,269,319.60
  6. Step 6: Final answer
    x = 501,571,960.20

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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.