Home / 574,776,008.80-862,164,013.20-268,099,122.40

Finding the Fourth Proportional to 574,776,008.80, 862,164,013.20 and 268,099,122.40

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Solution

The fourth proportional to 574,776,008.80, 862,164,013.20 and 268,099,122.40 is: 402,148,683.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,776,008.80 : 862,164,013.20 = 268,099,122.40 : x
  2. Step 2: Convert to fraction form
    574,776,008.80/862,164,013.20 = 268,099,122.40/x
  3. Step 3: Cross multiply
    574,776,008.80x = 862,164,013.20 × 268,099,122.40
  4. Step 4: Simplify right side
    574,776,008.80x = 231,145,415,303,782,048
  5. Step 5: Solve for x
    x = 231,145,415,303,782,048/574,776,008.80
  6. Step 6: Final answer
    x = 402,148,683.60

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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.