Home / 74,807,333.90-111,998,424.45-66,304,277.90

Finding the Fourth Proportional to 74,807,333.90, 111,998,424.45 and 66,304,277.90

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Solution

The fourth proportional to 74,807,333.90, 111,998,424.45 and 66,304,277.90 is: 99,268,003.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,807,333.90 : 111,998,424.45 = 66,304,277.90 : x
  2. Step 2: Convert to fraction form
    74,807,333.90/111,998,424.45 = 66,304,277.90/x
  3. Step 3: Cross multiply
    74,807,333.90x = 111,998,424.45 × 66,304,277.90
  4. Step 4: Simplify right side
    74,807,333.90x = 7,425,974,659,094,955
  5. Step 5: Solve for x
    x = 7,425,974,659,094,955/74,807,333.90
  6. Step 6: Final answer
    x = 99,268,003.17

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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.