Home / 70,488,996.71-105,755,142.52-33,647,897.78

Finding the Fourth Proportional to 70,488,996.71, 105,755,142.52 and 33,647,897.78

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Solution

The fourth proportional to 70,488,996.71, 105,755,142.52 and 33,647,897.78 is: 50,482,180.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,488,996.71 : 105,755,142.52 = 33,647,897.78 : x
  2. Step 2: Convert to fraction form
    70,488,996.71/105,755,142.52 = 33,647,897.78/x
  3. Step 3: Cross multiply
    70,488,996.71x = 105,755,142.52 × 33,647,897.78
  4. Step 4: Simplify right side
    70,488,996.71x = 3,558,438,225,483,682
  5. Step 5: Solve for x
    x = 3,558,438,225,483,682/70,488,996.71
  6. Step 6: Final answer
    x = 50,482,180.08

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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.