Home / 303,363,902.70-455,045,854.05-300,340,593.90

Finding the Fourth Proportional to 303,363,902.70, 455,045,854.05 and 300,340,593.90

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Solution

The fourth proportional to 303,363,902.70, 455,045,854.05 and 300,340,593.90 is: 450,510,890.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,363,902.70 : 455,045,854.05 = 300,340,593.90 : x
  2. Step 2: Convert to fraction form
    303,363,902.70/455,045,854.05 = 300,340,593.90/x
  3. Step 3: Cross multiply
    303,363,902.70x = 455,045,854.05 × 300,340,593.90
  4. Step 4: Simplify right side
    303,363,902.70x = 136,668,742,057,109,712
  5. Step 5: Solve for x
    x = 136,668,742,057,109,712/303,363,902.70
  6. Step 6: Final answer
    x = 450,510,890.85

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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.