Home / 1,106,713,092.78-1,660,360,383.09-397,733,239.89

Finding the Fourth Proportional to 1,106,713,092.78, 1,660,360,383.09 and 397,733,239.89

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Solution

The fourth proportional to 1,106,713,092.78, 1,660,360,383.09 and 397,733,239.89 is: 596,704,348.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,713,092.78 : 1,660,360,383.09 = 397,733,239.89 : x
  2. Step 2: Convert to fraction form
    1,106,713,092.78/1,660,360,383.09 = 397,733,239.89/x
  3. Step 3: Cross multiply
    1,106,713,092.78x = 1,660,360,383.09 × 397,733,239.89
  4. Step 4: Simplify right side
    1,106,713,092.78x = 660,380,514,551,387,264
  5. Step 5: Solve for x
    x = 660,380,514,551,387,264/1,106,713,092.78
  6. Step 6: Final answer
    x = 596,704,348.09

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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.