Home / 192,017,075.55-287,908,976.56-75,292,593.93

Finding the Fourth Proportional to 192,017,075.55, 287,908,976.56 and 75,292,593.93

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Solution

The fourth proportional to 192,017,075.55, 287,908,976.56 and 75,292,593.93 is: 112,893,155.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,017,075.55 : 287,908,976.56 = 75,292,593.93 : x
  2. Step 2: Convert to fraction form
    192,017,075.55/287,908,976.56 = 75,292,593.93/x
  3. Step 3: Cross multiply
    192,017,075.55x = 287,908,976.56 × 75,292,593.93
  4. Step 4: Simplify right side
    192,017,075.55x = 21,677,413,659,418,436
  5. Step 5: Solve for x
    x = 21,677,413,659,418,436/192,017,075.55
  6. Step 6: Final answer
    x = 112,893,155.97

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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.