Home / 302,546,155.80-453,819,233.70-276,718,123.20

Finding the Fourth Proportional to 302,546,155.80, 453,819,233.70 and 276,718,123.20

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Solution

The fourth proportional to 302,546,155.80, 453,819,233.70 and 276,718,123.20 is: 415,077,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,546,155.80 : 453,819,233.70 = 276,718,123.20 : x
  2. Step 2: Convert to fraction form
    302,546,155.80/453,819,233.70 = 276,718,123.20/x
  3. Step 3: Cross multiply
    302,546,155.80x = 453,819,233.70 × 276,718,123.20
  4. Step 4: Simplify right side
    302,546,155.80x = 125,580,006,621,526,176
  5. Step 5: Solve for x
    x = 125,580,006,621,526,176/302,546,155.80
  6. Step 6: Final answer
    x = 415,077,184.80

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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.