Home / 548,365,096.64-822,683,785.71-272,145,946.88

Finding the Fourth Proportional to 548,365,096.64, 822,683,785.71 and 272,145,946.88

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Solution

The fourth proportional to 548,365,096.64, 822,683,785.71 and 272,145,946.88 is: 408,286,485.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,365,096.64 : 822,683,785.71 = 272,145,946.88 : x
  2. Step 2: Convert to fraction form
    548,365,096.64/822,683,785.71 = 272,145,946.88/x
  3. Step 3: Cross multiply
    548,365,096.64x = 822,683,785.71 × 272,145,946.88
  4. Step 4: Simplify right side
    548,365,096.64x = 223,890,057,844,870,976
  5. Step 5: Solve for x
    x = 223,890,057,844,870,976/548,365,096.64
  6. Step 6: Final answer
    x = 408,286,485.07

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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.