Home / 940,909,658.33-1,411,525,279.62-387,909,788.85

Finding the Fourth Proportional to 940,909,658.33, 1,411,525,279.62 and 387,909,788.85

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Solution

The fourth proportional to 940,909,658.33, 1,411,525,279.62 and 387,909,788.85 is: 581,930,973.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,909,658.33 : 1,411,525,279.62 = 387,909,788.85 : x
  2. Step 2: Convert to fraction form
    940,909,658.33/1,411,525,279.62 = 387,909,788.85/x
  3. Step 3: Cross multiply
    940,909,658.33x = 1,411,525,279.62 × 387,909,788.85
  4. Step 4: Simplify right side
    940,909,658.33x = 547,544,473,175,266,688
  5. Step 5: Solve for x
    x = 547,544,473,175,266,688/940,909,658.33
  6. Step 6: Final answer
    x = 581,930,973.21

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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.