Home / 2,638,757,717.67-3,641,556,762.36-1,552,515,429.89

Finding the Fourth Proportional to 2,638,757,717.67, 3,641,556,762.36 and 1,552,515,429.89

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Solution

The fourth proportional to 2,638,757,717.67, 3,641,556,762.36 and 1,552,515,429.89 is: 2,142,513,132.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,638,757,717.67 : 3,641,556,762.36 = 1,552,515,429.89 : x
  2. Step 2: Convert to fraction form
    2,638,757,717.67/3,641,556,762.36 = 1,552,515,429.89/x
  3. Step 3: Cross multiply
    2,638,757,717.67x = 3,641,556,762.36 × 1,552,515,429.89
  4. Step 4: Simplify right side
    2,638,757,717.67x = 5,653,573,062,393,275,392
  5. Step 5: Solve for x
    x = 5,653,573,062,393,275,392/2,638,757,717.67
  6. Step 6: Final answer
    x = 2,142,513,132.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.