Home / 330,288,307.20-495,105,210.36-155,097,732.96

Finding the Fourth Proportional to 330,288,307.20, 495,105,210.36 and 155,097,732.96

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Solution

The fourth proportional to 330,288,307.20, 495,105,210.36 and 155,097,732.96 is: 232,492,928.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,288,307.20 : 495,105,210.36 = 155,097,732.96 : x
  2. Step 2: Convert to fraction form
    330,288,307.20/495,105,210.36 = 155,097,732.96/x
  3. Step 3: Cross multiply
    330,288,307.20x = 495,105,210.36 × 155,097,732.96
  4. Step 4: Simplify right side
    330,288,307.20x = 76,789,695,703,519,904
  5. Step 5: Solve for x
    x = 76,789,695,703,519,904/330,288,307.20
  6. Step 6: Final answer
    x = 232,492,928.24

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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.