Home / 1,108,970,064.20-1,663,455,096.30-291,165,033.80

Finding the Fourth Proportional to 1,108,970,064.20, 1,663,455,096.30 and 291,165,033.80

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Solution

The fourth proportional to 1,108,970,064.20, 1,663,455,096.30 and 291,165,033.80 is: 436,747,550.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,970,064.20 : 1,663,455,096.30 = 291,165,033.80 : x
  2. Step 2: Convert to fraction form
    1,108,970,064.20/1,663,455,096.30 = 291,165,033.80/x
  3. Step 3: Cross multiply
    1,108,970,064.20x = 1,663,455,096.30 × 291,165,033.80
  4. Step 4: Simplify right side
    1,108,970,064.20x = 484,339,959,338,971,776
  5. Step 5: Solve for x
    x = 484,339,959,338,971,776/1,108,970,064.20
  6. Step 6: Final answer
    x = 436,747,550.70

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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.