Home / 197,320,920,563.12-296,045,123,760.47-91,272,552,357.70

Finding the Fourth Proportional to 197,320,920,563.12, 296,045,123,760.47 and 91,272,552,357.70

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Solution

The fourth proportional to 197,320,920,563.12, 296,045,123,760.47 and 91,272,552,357.70 is: 136,938,313,390.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,320,920,563.12 : 296,045,123,760.47 = 91,272,552,357.70 : x
  2. Step 2: Convert to fraction form
    197,320,920,563.12/296,045,123,760.47 = 91,272,552,357.70/x
  3. Step 3: Cross multiply
    197,320,920,563.12x = 296,045,123,760.47 × 91,272,552,357.70
  4. Step 4: Simplify right side
    197,320,920,563.12x = 27,020,794,058,669,272,596,480
  5. Step 5: Solve for x
    x = 27,020,794,058,669,272,596,480/197,320,920,563.12
  6. Step 6: Final answer
    x = 136,938,313,390.98

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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.