Home / 168,071,006.34-231,938,210.43-92,715,634.98

Finding the Fourth Proportional to 168,071,006.34, 231,938,210.43 and 92,715,634.98

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Solution

The fourth proportional to 168,071,006.34, 231,938,210.43 and 92,715,634.98 is: 127,947,698.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,071,006.34 : 231,938,210.43 = 92,715,634.98 : x
  2. Step 2: Convert to fraction form
    168,071,006.34/231,938,210.43 = 92,715,634.98/x
  3. Step 3: Cross multiply
    168,071,006.34x = 231,938,210.43 × 92,715,634.98
  4. Step 4: Simplify right side
    168,071,006.34x = 21,504,298,456,142,312
  5. Step 5: Solve for x
    x = 21,504,298,456,142,312/168,071,006.34
  6. Step 6: Final answer
    x = 127,947,698.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.