Home / 81,082,404.65-111,893,163.88-43,911,830.07

Finding the Fourth Proportional to 81,082,404.65, 111,893,163.88 and 43,911,830.07

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Solution

The fourth proportional to 81,082,404.65, 111,893,163.88 and 43,911,830.07 is: 60,598,025.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,082,404.65 : 111,893,163.88 = 43,911,830.07 : x
  2. Step 2: Convert to fraction form
    81,082,404.65/111,893,163.88 = 43,911,830.07/x
  3. Step 3: Cross multiply
    81,082,404.65x = 111,893,163.88 × 43,911,830.07
  4. Step 4: Simplify right side
    81,082,404.65x = 4,913,433,598,293,222
  5. Step 5: Solve for x
    x = 4,913,433,598,293,222/81,082,404.65
  6. Step 6: Final answer
    x = 60,598,025.18

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.