Home / 105,942,208.87-158,827,556.93-33,121,505.84

Finding the Fourth Proportional to 105,942,208.87, 158,827,556.93 and 33,121,505.84

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Solution

The fourth proportional to 105,942,208.87, 158,827,556.93 and 33,121,505.84 is: 49,655,448.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,942,208.87 : 158,827,556.93 = 33,121,505.84 : x
  2. Step 2: Convert to fraction form
    105,942,208.87/158,827,556.93 = 33,121,505.84/x
  3. Step 3: Cross multiply
    105,942,208.87x = 158,827,556.93 × 33,121,505.84
  4. Step 4: Simplify right side
    105,942,208.87x = 5,260,607,854,641,389
  5. Step 5: Solve for x
    x = 5,260,607,854,641,389/105,942,208.87
  6. Step 6: Final answer
    x = 49,655,448.11

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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.