Home / 766,476,096.80-1,149,714,145.20-275,424,612.80

Finding the Fourth Proportional to 766,476,096.80, 1,149,714,145.20 and 275,424,612.80

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Solution

The fourth proportional to 766,476,096.80, 1,149,714,145.20 and 275,424,612.80 is: 413,136,919.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,476,096.80 : 1,149,714,145.20 = 275,424,612.80 : x
  2. Step 2: Convert to fraction form
    766,476,096.80/1,149,714,145.20 = 275,424,612.80/x
  3. Step 3: Cross multiply
    766,476,096.80x = 1,149,714,145.20 × 275,424,612.80
  4. Step 4: Simplify right side
    766,476,096.80x = 316,659,573,272,393,024
  5. Step 5: Solve for x
    x = 316,659,573,272,393,024/766,476,096.80
  6. Step 6: Final answer
    x = 413,136,919.20

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Double scale
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1.5x scale

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.