Home / 104,106,189.80-155,228,547.73-101,245,936.98

Finding the Fourth Proportional to 104,106,189.80, 155,228,547.73 and 101,245,936.98

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Solution

The fourth proportional to 104,106,189.80, 155,228,547.73 and 101,245,936.98 is: 150,963,739.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,106,189.80 : 155,228,547.73 = 101,245,936.98 : x
  2. Step 2: Convert to fraction form
    104,106,189.80/155,228,547.73 = 101,245,936.98/x
  3. Step 3: Cross multiply
    104,106,189.80x = 155,228,547.73 × 101,245,936.98
  4. Step 4: Simplify right side
    104,106,189.80x = 15,716,259,760,715,388
  5. Step 5: Solve for x
    x = 15,716,259,760,715,388/104,106,189.80
  6. Step 6: Final answer
    x = 150,963,739.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.