Home / 378,269,986.04-567,358,016.88-101,942,817.92

Finding the Fourth Proportional to 378,269,986.04, 567,358,016.88 and 101,942,817.92

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Solution

The fourth proportional to 378,269,986.04, 567,358,016.88 and 101,942,817.92 is: 152,901,570.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,269,986.04 : 567,358,016.88 = 101,942,817.92 : x
  2. Step 2: Convert to fraction form
    378,269,986.04/567,358,016.88 = 101,942,817.92/x
  3. Step 3: Cross multiply
    378,269,986.04x = 567,358,016.88 × 101,942,817.92
  4. Step 4: Simplify right side
    378,269,986.04x = 57,838,075,010,250,128
  5. Step 5: Solve for x
    x = 57,838,075,010,250,128/378,269,986.04
  6. Step 6: Final answer
    x = 152,901,570.69

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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.