Home / 330,439,400.40-495,659,100.60-158,252,516.40

Finding the Fourth Proportional to 330,439,400.40, 495,659,100.60 and 158,252,516.40

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Solution

The fourth proportional to 330,439,400.40, 495,659,100.60 and 158,252,516.40 is: 237,378,774.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,439,400.40 : 495,659,100.60 = 158,252,516.40 : x
  2. Step 2: Convert to fraction form
    330,439,400.40/495,659,100.60 = 158,252,516.40/x
  3. Step 3: Cross multiply
    330,439,400.40x = 495,659,100.60 × 158,252,516.40
  4. Step 4: Simplify right side
    330,439,400.40x = 78,439,299,946,510,752
  5. Step 5: Solve for x
    x = 78,439,299,946,510,752/330,439,400.40
  6. Step 6: Final answer
    x = 237,378,774.60

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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.