Home / 99,646,068.42-137,511,660.04-55,593,074.09

Finding the Fourth Proportional to 99,646,068.42, 137,511,660.04 and 55,593,074.09

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Solution

The fourth proportional to 99,646,068.42, 137,511,660.04 and 55,593,074.09 is: 76,718,490.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,646,068.42 : 137,511,660.04 = 55,593,074.09 : x
  2. Step 2: Convert to fraction form
    99,646,068.42/137,511,660.04 = 55,593,074.09/x
  3. Step 3: Cross multiply
    99,646,068.42x = 137,511,660.04 × 55,593,074.09
  4. Step 4: Simplify right side
    99,646,068.42x = 7,644,695,905,047,409
  5. Step 5: Solve for x
    x = 7,644,695,905,047,409/99,646,068.42
  6. Step 6: Final answer
    x = 76,718,490.01

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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.