Home / 153,468,271.20-230,202,406.80-132,864,981.60

Finding the Fourth Proportional to 153,468,271.20, 230,202,406.80 and 132,864,981.60

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Solution

The fourth proportional to 153,468,271.20, 230,202,406.80 and 132,864,981.60 is: 199,297,472.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,468,271.20 : 230,202,406.80 = 132,864,981.60 : x
  2. Step 2: Convert to fraction form
    153,468,271.20/230,202,406.80 = 132,864,981.60/x
  3. Step 3: Cross multiply
    153,468,271.20x = 230,202,406.80 × 132,864,981.60
  4. Step 4: Simplify right side
    153,468,271.20x = 30,585,838,543,757,716
  5. Step 5: Solve for x
    x = 30,585,838,543,757,716/153,468,271.20
  6. Step 6: Final answer
    x = 199,297,472.40

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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.