Home / 359,333,580.82-538,946,308.57-100,515,252.82

Finding the Fourth Proportional to 359,333,580.82, 538,946,308.57 and 100,515,252.82

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Solution

The fourth proportional to 359,333,580.82, 538,946,308.57 and 100,515,252.82 is: 150,757,756.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,333,580.82 : 538,946,308.57 = 100,515,252.82 : x
  2. Step 2: Convert to fraction form
    359,333,580.82/538,946,308.57 = 100,515,252.82/x
  3. Step 3: Cross multiply
    359,333,580.82x = 538,946,308.57 × 100,515,252.82
  4. Step 4: Simplify right side
    359,333,580.82x = 54,172,324,462,319,288
  5. Step 5: Solve for x
    x = 54,172,324,462,319,288/359,333,580.82
  6. Step 6: Final answer
    x = 150,757,756.45

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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.