Home / 165,888,008.20-248,832,012.30-104,973,934.60

Finding the Fourth Proportional to 165,888,008.20, 248,832,012.30 and 104,973,934.60

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Solution

The fourth proportional to 165,888,008.20, 248,832,012.30 and 104,973,934.60 is: 157,460,901.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,888,008.20 : 248,832,012.30 = 104,973,934.60 : x
  2. Step 2: Convert to fraction form
    165,888,008.20/248,832,012.30 = 104,973,934.60/x
  3. Step 3: Cross multiply
    165,888,008.20x = 248,832,012.30 × 104,973,934.60
  4. Step 4: Simplify right side
    165,888,008.20x = 26,120,875,385,566,596
  5. Step 5: Solve for x
    x = 26,120,875,385,566,596/165,888,008.20
  6. Step 6: Final answer
    x = 157,460,901.90

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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.