Home / 170,820,756.72-235,732,871.88-92,504,445.36

Finding the Fourth Proportional to 170,820,756.72, 235,732,871.88 and 92,504,445.36

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Solution

The fourth proportional to 170,820,756.72, 235,732,871.88 and 92,504,445.36 is: 127,656,257.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,820,756.72 : 235,732,871.88 = 92,504,445.36 : x
  2. Step 2: Convert to fraction form
    170,820,756.72/235,732,871.88 = 92,504,445.36/x
  3. Step 3: Cross multiply
    170,820,756.72x = 235,732,871.88 × 92,504,445.36
  4. Step 4: Simplify right side
    170,820,756.72x = 21,806,338,566,379,340
  5. Step 5: Solve for x
    x = 21,806,338,566,379,340/170,820,756.72
  6. Step 6: Final answer
    x = 127,656,257.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.