Home / 99,400,619.70-149,100,929.55-26,628,632.10

Finding the Fourth Proportional to 99,400,619.70, 149,100,929.55 and 26,628,632.10

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Solution

The fourth proportional to 99,400,619.70, 149,100,929.55 and 26,628,632.10 is: 39,942,948.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,400,619.70 : 149,100,929.55 = 26,628,632.10 : x
  2. Step 2: Convert to fraction form
    99,400,619.70/149,100,929.55 = 26,628,632.10/x
  3. Step 3: Cross multiply
    99,400,619.70x = 149,100,929.55 × 26,628,632.10
  4. Step 4: Simplify right side
    99,400,619.70x = 3,970,353,798,754,969
  5. Step 5: Solve for x
    x = 3,970,353,798,754,969/99,400,619.70
  6. Step 6: Final answer
    x = 39,942,948.15

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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.