Home / 808,202,279.20-1,212,303,418.80-614,492,034.70

Finding the Fourth Proportional to 808,202,279.20, 1,212,303,418.80 and 614,492,034.70

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Solution

The fourth proportional to 808,202,279.20, 1,212,303,418.80 and 614,492,034.70 is: 921,738,052.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,202,279.20 : 1,212,303,418.80 = 614,492,034.70 : x
  2. Step 2: Convert to fraction form
    808,202,279.20/1,212,303,418.80 = 614,492,034.70/x
  3. Step 3: Cross multiply
    808,202,279.20x = 1,212,303,418.80 × 614,492,034.70
  4. Step 4: Simplify right side
    808,202,279.20x = 744,950,794,492,178,304
  5. Step 5: Solve for x
    x = 744,950,794,492,178,304/808,202,279.20
  6. Step 6: Final answer
    x = 921,738,052.05

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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.