Home / 81,027,909.02-111,818,511.24-44,358,480.02

Finding the Fourth Proportional to 81,027,909.02, 111,818,511.24 and 44,358,480.02

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Solution

The fourth proportional to 81,027,909.02, 111,818,511.24 and 44,358,480.02 is: 61,214,700.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,027,909.02 : 111,818,511.24 = 44,358,480.02 : x
  2. Step 2: Convert to fraction form
    81,027,909.02/111,818,511.24 = 44,358,480.02/x
  3. Step 3: Cross multiply
    81,027,909.02x = 111,818,511.24 × 44,358,480.02
  4. Step 4: Simplify right side
    81,027,909.02x = 4,960,099,196,705,686
  5. Step 5: Solve for x
    x = 4,960,099,196,705,686/81,027,909.02
  6. Step 6: Final answer
    x = 61,214,700.67

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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.