Home / 303,371,311.20-455,056,966.80-300,348,002.40

Finding the Fourth Proportional to 303,371,311.20, 455,056,966.80 and 300,348,002.40

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Solution

The fourth proportional to 303,371,311.20, 455,056,966.80 and 300,348,002.40 is: 450,522,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,371,311.20 : 455,056,966.80 = 300,348,002.40 : x
  2. Step 2: Convert to fraction form
    303,371,311.20/455,056,966.80 = 300,348,002.40/x
  3. Step 3: Cross multiply
    303,371,311.20x = 455,056,966.80 × 300,348,002.40
  4. Step 4: Simplify right side
    303,371,311.20x = 136,675,450,956,583,120
  5. Step 5: Solve for x
    x = 136,675,450,956,583,120/303,371,311.20
  6. Step 6: Final answer
    x = 450,522,003.60

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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.