Home / 252,653,244.93-379,016,018.98-77,791,074.17

Finding the Fourth Proportional to 252,653,244.93, 379,016,018.98 and 77,791,074.17

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Solution

The fourth proportional to 252,653,244.93, 379,016,018.98 and 77,791,074.17 is: 116,697,742.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,653,244.93 : 379,016,018.98 = 77,791,074.17 : x
  2. Step 2: Convert to fraction form
    252,653,244.93/379,016,018.98 = 77,791,074.17/x
  3. Step 3: Cross multiply
    252,653,244.93x = 379,016,018.98 × 77,791,074.17
  4. Step 4: Simplify right side
    252,653,244.93x = 29,484,063,242,001,756
  5. Step 5: Solve for x
    x = 29,484,063,242,001,756/252,653,244.93
  6. Step 6: Final answer
    x = 116,697,742.20

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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.