Home / 359,333,577.56-538,946,303.70-100,515,249.56

Finding the Fourth Proportional to 359,333,577.56, 538,946,303.70 and 100,515,249.56

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Solution

The fourth proportional to 359,333,577.56, 538,946,303.70 and 100,515,249.56 is: 150,757,751.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,333,577.56 : 538,946,303.70 = 100,515,249.56 : x
  2. Step 2: Convert to fraction form
    359,333,577.56/538,946,303.70 = 100,515,249.56/x
  3. Step 3: Cross multiply
    359,333,577.56x = 538,946,303.70 × 100,515,249.56
  4. Step 4: Simplify right side
    359,333,577.56x = 54,172,322,217,569,352
  5. Step 5: Solve for x
    x = 54,172,322,217,569,352/359,333,577.56
  6. Step 6: Final answer
    x = 150,757,751.57

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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.