Home / 20,161,487,101.80-30,233,160,726.30-7,735,687,933.80

Finding the Fourth Proportional to 20,161,487,101.80, 30,233,160,726.30 and 7,735,687,933.80

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Solution

The fourth proportional to 20,161,487,101.80, 30,233,160,726.30 and 7,735,687,933.80 is: 11,600,051,893.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,161,487,101.80 : 30,233,160,726.30 = 7,735,687,933.80 : x
  2. Step 2: Convert to fraction form
    20,161,487,101.80/30,233,160,726.30 = 7,735,687,933.80/x
  3. Step 3: Cross multiply
    20,161,487,101.80x = 30,233,160,726.30 × 7,735,687,933.80
  4. Step 4: Simplify right side
    20,161,487,101.80x = 233,874,296,631,074,947,072
  5. Step 5: Solve for x
    x = 233,874,296,631,074,947,072/20,161,487,101.80
  6. Step 6: Final answer
    x = 11,600,051,893.50

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1.5x scale

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.