Home / 132,939,295.80-199,388,998.26-42,051,075

Finding the Fourth Proportional to 132,939,295.80, 199,388,998.26 and 42,051,075

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Solution

The fourth proportional to 132,939,295.80, 199,388,998.26 and 42,051,075 is: 63,070,303.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,939,295.80 : 199,388,998.26 = 42,051,075 : x
  2. Step 2: Convert to fraction form
    132,939,295.80/199,388,998.26 = 42,051,075/x
  3. Step 3: Cross multiply
    132,939,295.80x = 199,388,998.26 × 42,051,075
  4. Step 4: Simplify right side
    132,939,295.80x = 8,384,521,720,006,129
  5. Step 5: Solve for x
    x = 8,384,521,720,006,129/132,939,295.80
  6. Step 6: Final answer
    x = 63,070,303.40

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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.