Home / 130,605,309.18-195,936,307.31-39,726,536.22

Finding the Fourth Proportional to 130,605,309.18, 195,936,307.31 and 39,726,536.22

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Solution

The fourth proportional to 130,605,309.18, 195,936,307.31 and 39,726,536.22 is: 59,598,425.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,605,309.18 : 195,936,307.31 = 39,726,536.22 : x
  2. Step 2: Convert to fraction form
    130,605,309.18/195,936,307.31 = 39,726,536.22/x
  3. Step 3: Cross multiply
    130,605,309.18x = 195,936,307.31 × 39,726,536.22
  4. Step 4: Simplify right side
    130,605,309.18x = 7,783,870,809,163,766
  5. Step 5: Solve for x
    x = 7,783,870,809,163,766/130,605,309.18
  6. Step 6: Final answer
    x = 59,598,425.65

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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.