Home / 170,779,075.72-255,900,368.31-132,012,517.84

Finding the Fourth Proportional to 170,779,075.72, 255,900,368.31 and 132,012,517.84

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Solution

The fourth proportional to 170,779,075.72, 255,900,368.31 and 132,012,517.84 is: 197,811,422.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,779,075.72 : 255,900,368.31 = 132,012,517.84 : x
  2. Step 2: Convert to fraction form
    170,779,075.72/255,900,368.31 = 132,012,517.84/x
  3. Step 3: Cross multiply
    170,779,075.72x = 255,900,368.31 × 132,012,517.84
  4. Step 4: Simplify right side
    170,779,075.72x = 33,782,051,936,786,448
  5. Step 5: Solve for x
    x = 33,782,051,936,786,448/170,779,075.72
  6. Step 6: Final answer
    x = 197,811,422.71

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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.