Home / 219,949,971.84-303,534,069.86-120,839,878.85

Finding the Fourth Proportional to 219,949,971.84, 303,534,069.86 and 120,839,878.85

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Solution

The fourth proportional to 219,949,971.84, 303,534,069.86 and 120,839,878.85 is: 166,760,740.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,949,971.84 : 303,534,069.86 = 120,839,878.85 : x
  2. Step 2: Convert to fraction form
    219,949,971.84/303,534,069.86 = 120,839,878.85/x
  3. Step 3: Cross multiply
    219,949,971.84x = 303,534,069.86 × 120,839,878.85
  4. Step 4: Simplify right side
    219,949,971.84x = 36,679,020,227,514,264
  5. Step 5: Solve for x
    x = 36,679,020,227,514,264/219,949,971.84
  6. Step 6: Final answer
    x = 166,760,740.73

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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.