Home / 106,998,001.06-147,702,441.99-72,237,774.46

Finding the Fourth Proportional to 106,998,001.06, 147,702,441.99 and 72,237,774.46

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Solution

The fourth proportional to 106,998,001.06, 147,702,441.99 and 72,237,774.46 is: 99,718,645.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,998,001.06 : 147,702,441.99 = 72,237,774.46 : x
  2. Step 2: Convert to fraction form
    106,998,001.06/147,702,441.99 = 72,237,774.46/x
  3. Step 3: Cross multiply
    106,998,001.06x = 147,702,441.99 × 72,237,774.46
  4. Step 4: Simplify right side
    106,998,001.06x = 10,669,695,691,664,854
  5. Step 5: Solve for x
    x = 10,669,695,691,664,854/106,998,001.06
  6. Step 6: Final answer
    x = 99,718,645.08

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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.