Home / 192,017,316.95-287,909,338.52-75,292,835.03

Finding the Fourth Proportional to 192,017,316.95, 287,909,338.52 and 75,292,835.03

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Solution

The fourth proportional to 192,017,316.95, 287,909,338.52 and 75,292,835.03 is: 112,893,517.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,017,316.95 : 287,909,338.52 = 75,292,835.03 : x
  2. Step 2: Convert to fraction form
    192,017,316.95/287,909,338.52 = 75,292,835.03/x
  3. Step 3: Cross multiply
    192,017,316.95x = 287,909,338.52 × 75,292,835.03
  4. Step 4: Simplify right side
    192,017,316.95x = 21,677,510,327,531,468
  5. Step 5: Solve for x
    x = 21,677,510,327,531,468/192,017,316.95
  6. Step 6: Final answer
    x = 112,893,517.48

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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.