Home / 165,042,278.48-227,763,804.96-90,705,473.96

Finding the Fourth Proportional to 165,042,278.48, 227,763,804.96 and 90,705,473.96

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Solution

The fourth proportional to 165,042,278.48, 227,763,804.96 and 90,705,473.96 is: 125,176,555.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,042,278.48 : 227,763,804.96 = 90,705,473.96 : x
  2. Step 2: Convert to fraction form
    165,042,278.48/227,763,804.96 = 90,705,473.96/x
  3. Step 3: Cross multiply
    165,042,278.48x = 227,763,804.96 × 90,705,473.96
  4. Step 4: Simplify right side
    165,042,278.48x = 20,659,423,879,829,800
  5. Step 5: Solve for x
    x = 20,659,423,879,829,800/165,042,278.48
  6. Step 6: Final answer
    x = 125,176,555.18

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1.5x scale

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.