Home / 303,429,764.80-418,733,075.96-164,200,526.57

Finding the Fourth Proportional to 303,429,764.80, 418,733,075.96 and 164,200,526.57

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Solution

The fourth proportional to 303,429,764.80, 418,733,075.96 and 164,200,526.57 is: 226,596,726.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,429,764.80 : 418,733,075.96 = 164,200,526.57 : x
  2. Step 2: Convert to fraction form
    303,429,764.80/418,733,075.96 = 164,200,526.57/x
  3. Step 3: Cross multiply
    303,429,764.80x = 418,733,075.96 × 164,200,526.57
  4. Step 4: Simplify right side
    303,429,764.80x = 68,756,191,561,993,136
  5. Step 5: Solve for x
    x = 68,756,191,561,993,136/303,429,764.80
  6. Step 6: Final answer
    x = 226,596,726.95

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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.