Home / 206,977,727.39-310,604,656.16-107,359,181.11

Finding the Fourth Proportional to 206,977,727.39, 310,604,656.16 and 107,359,181.11

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Solution

The fourth proportional to 206,977,727.39, 310,604,656.16 and 107,359,181.11 is: 161,110,385.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,977,727.39 : 310,604,656.16 = 107,359,181.11 : x
  2. Step 2: Convert to fraction form
    206,977,727.39/310,604,656.16 = 107,359,181.11/x
  3. Step 3: Cross multiply
    206,977,727.39x = 310,604,656.16 × 107,359,181.11
  4. Step 4: Simplify right side
    206,977,727.39x = 33,346,261,535,517,416
  5. Step 5: Solve for x
    x = 33,346,261,535,517,416/206,977,727.39
  6. Step 6: Final answer
    x = 161,110,385.92

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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.