Home / 165,042,280.48-227,763,807.72-90,705,475.96

Finding the Fourth Proportional to 165,042,280.48, 227,763,807.72 and 90,705,475.96

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Solution

The fourth proportional to 165,042,280.48, 227,763,807.72 and 90,705,475.96 is: 125,176,557.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,042,280.48 : 227,763,807.72 = 90,705,475.96 : x
  2. Step 2: Convert to fraction form
    165,042,280.48/227,763,807.72 = 90,705,475.96/x
  3. Step 3: Cross multiply
    165,042,280.48x = 227,763,807.72 × 90,705,475.96
  4. Step 4: Simplify right side
    165,042,280.48x = 20,659,424,585,704,520
  5. Step 5: Solve for x
    x = 20,659,424,585,704,520/165,042,280.48
  6. Step 6: Final answer
    x = 125,176,557.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.