Home / 302,112,096.45-453,354,768.68-120,340,320.45

Finding the Fourth Proportional to 302,112,096.45, 453,354,768.68 and 120,340,320.45

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Solution

The fourth proportional to 302,112,096.45, 453,354,768.68 and 120,340,320.45 is: 180,584,818.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,112,096.45 : 453,354,768.68 = 120,340,320.45 : x
  2. Step 2: Convert to fraction form
    302,112,096.45/453,354,768.68 = 120,340,320.45/x
  3. Step 3: Cross multiply
    302,112,096.45x = 453,354,768.68 × 120,340,320.45
  4. Step 4: Simplify right side
    302,112,096.45x = 54,556,858,139,885,128
  5. Step 5: Solve for x
    x = 54,556,858,139,885,128/302,112,096.45
  6. Step 6: Final answer
    x = 180,584,818.62

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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.