Home / 242,835,763-364,172,076.91-79,034,996.45

Finding the Fourth Proportional to 242,835,763, 364,172,076.91 and 79,034,996.45

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Solution

The fourth proportional to 242,835,763, 364,172,076.91 and 79,034,996.45 is: 118,525,947.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,835,763 : 364,172,076.91 = 79,034,996.45 : x
  2. Step 2: Convert to fraction form
    242,835,763/364,172,076.91 = 79,034,996.45/x
  3. Step 3: Cross multiply
    242,835,763x = 364,172,076.91 × 79,034,996.45
  4. Step 4: Simplify right side
    242,835,763x = 28,782,338,805,770,980
  5. Step 5: Solve for x
    x = 28,782,338,805,770,980/242,835,763
  6. Step 6: Final answer
    x = 118,525,947.13

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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.