Home / 300,303,926.70-450,455,890.05-235,806,672.30

Finding the Fourth Proportional to 300,303,926.70, 450,455,890.05 and 235,806,672.30

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Solution

The fourth proportional to 300,303,926.70, 450,455,890.05 and 235,806,672.30 is: 353,710,008.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,303,926.70 : 450,455,890.05 = 235,806,672.30 : x
  2. Step 2: Convert to fraction form
    300,303,926.70/450,455,890.05 = 235,806,672.30/x
  3. Step 3: Cross multiply
    300,303,926.70x = 450,455,890.05 × 235,806,672.30
  4. Step 4: Simplify right side
    300,303,926.70x = 106,220,504,450,625,184
  5. Step 5: Solve for x
    x = 106,220,504,450,625,184/300,303,926.70
  6. Step 6: Final answer
    x = 353,710,008.45

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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.