Home / 347,680,526,612.80-521,520,789,919.20-298,090,704,020.80

Finding the Fourth Proportional to 347,680,526,612.80, 521,520,789,919.20 and 298,090,704,020.80

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Solution

The fourth proportional to 347,680,526,612.80, 521,520,789,919.20 and 298,090,704,020.80 is: 447,136,056,031.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,680,526,612.80 : 521,520,789,919.20 = 298,090,704,020.80 : x
  2. Step 2: Convert to fraction form
    347,680,526,612.80/521,520,789,919.20 = 298,090,704,020.80/x
  3. Step 3: Cross multiply
    347,680,526,612.80x = 521,520,789,919.20 × 298,090,704,020.80
  4. Step 4: Simplify right side
    347,680,526,612.80x = 155,460,499,428,498,057,723,904
  5. Step 5: Solve for x
    x = 155,460,499,428,498,057,723,904/347,680,526,612.80
  6. Step 6: Final answer
    x = 447,136,056,031.20

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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.