Home / 498,328,054.20-747,492,081.30-239,480,857.80

Finding the Fourth Proportional to 498,328,054.20, 747,492,081.30 and 239,480,857.80

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Solution

The fourth proportional to 498,328,054.20, 747,492,081.30 and 239,480,857.80 is: 359,221,286.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,328,054.20 : 747,492,081.30 = 239,480,857.80 : x
  2. Step 2: Convert to fraction form
    498,328,054.20/747,492,081.30 = 239,480,857.80/x
  3. Step 3: Cross multiply
    498,328,054.20x = 747,492,081.30 × 239,480,857.80
  4. Step 4: Simplify right side
    498,328,054.20x = 179,010,044,828,431,328
  5. Step 5: Solve for x
    x = 179,010,044,828,431,328/498,328,054.20
  6. Step 6: Final answer
    x = 359,221,286.70

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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.