Home / 132,939,296.55-199,388,999.39-42,051,075.75

Finding the Fourth Proportional to 132,939,296.55, 199,388,999.39 and 42,051,075.75

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Solution

The fourth proportional to 132,939,296.55, 199,388,999.39 and 42,051,075.75 is: 63,070,304.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,939,296.55 : 199,388,999.39 = 42,051,075.75 : x
  2. Step 2: Convert to fraction form
    132,939,296.55/199,388,999.39 = 42,051,075.75/x
  3. Step 3: Cross multiply
    132,939,296.55x = 199,388,999.39 × 42,051,075.75
  4. Step 4: Simplify right side
    132,939,296.55x = 8,384,521,916,855,338
  5. Step 5: Solve for x
    x = 8,384,521,916,855,338/132,939,296.55
  6. Step 6: Final answer
    x = 63,070,304.53

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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.