Home / 245,065,521.80-367,598,282.70-91,691,649.20

Finding the Fourth Proportional to 245,065,521.80, 367,598,282.70 and 91,691,649.20

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Solution

The fourth proportional to 245,065,521.80, 367,598,282.70 and 91,691,649.20 is: 137,537,473.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,065,521.80 : 367,598,282.70 = 91,691,649.20 : x
  2. Step 2: Convert to fraction form
    245,065,521.80/367,598,282.70 = 91,691,649.20/x
  3. Step 3: Cross multiply
    245,065,521.80x = 367,598,282.70 × 91,691,649.20
  4. Step 4: Simplify right side
    245,065,521.80x = 33,705,692,783,850,828
  5. Step 5: Solve for x
    x = 33,705,692,783,850,828/245,065,521.80
  6. Step 6: Final answer
    x = 137,537,473.80

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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.