Home / 100,748,873.40-151,134,111.05-27,965,961.74

Finding the Fourth Proportional to 100,748,873.40, 151,134,111.05 and 27,965,961.74

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Solution

The fourth proportional to 100,748,873.40, 151,134,111.05 and 27,965,961.74 is: 41,951,940.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,748,873.40 : 151,134,111.05 = 27,965,961.74 : x
  2. Step 2: Convert to fraction form
    100,748,873.40/151,134,111.05 = 27,965,961.74/x
  3. Step 3: Cross multiply
    100,748,873.40x = 151,134,111.05 × 27,965,961.74
  4. Step 4: Simplify right side
    100,748,873.40x = 4,226,610,766,337,710.50
  5. Step 5: Solve for x
    x = 4,226,610,766,337,710.50/100,748,873.40
  6. Step 6: Final answer
    x = 41,951,940.74

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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.