Home / 303,371,332.20-455,056,998.30-300,348,023.40

Finding the Fourth Proportional to 303,371,332.20, 455,056,998.30 and 300,348,023.40

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Solution

The fourth proportional to 303,371,332.20, 455,056,998.30 and 300,348,023.40 is: 450,522,035.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,371,332.20 : 455,056,998.30 = 300,348,023.40 : x
  2. Step 2: Convert to fraction form
    303,371,332.20/455,056,998.30 = 300,348,023.40/x
  3. Step 3: Cross multiply
    303,371,332.20x = 455,056,998.30 × 300,348,023.40
  4. Step 4: Simplify right side
    303,371,332.20x = 136,675,469,973,742,160
  5. Step 5: Solve for x
    x = 136,675,469,973,742,160/303,371,332.20
  6. Step 6: Final answer
    x = 450,522,035.10

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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.