Home / 302,131,441.94-453,195,675.74-261,065,909.66

Finding the Fourth Proportional to 302,131,441.94, 453,195,675.74 and 261,065,909.66

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Solution

The fourth proportional to 302,131,441.94, 453,195,675.74 and 261,065,909.66 is: 391,597,579.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,131,441.94 : 453,195,675.74 = 261,065,909.66 : x
  2. Step 2: Convert to fraction form
    302,131,441.94/453,195,675.74 = 261,065,909.66/x
  3. Step 3: Cross multiply
    302,131,441.94x = 453,195,675.74 × 261,065,909.66
  4. Step 4: Simplify right side
    302,131,441.94x = 118,313,941,339,428,176
  5. Step 5: Solve for x
    x = 118,313,941,339,428,176/302,131,441.94
  6. Step 6: Final answer
    x = 391,597,579.46

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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.