Home / 66,551,036.60-99,742,574.10-32,398,844.60

Finding the Fourth Proportional to 66,551,036.60, 99,742,574.10 and 32,398,844.60

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Solution

The fourth proportional to 66,551,036.60, 99,742,574.10 and 32,398,844.60 is: 48,557,382.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,551,036.60 : 99,742,574.10 = 32,398,844.60 : x
  2. Step 2: Convert to fraction form
    66,551,036.60/99,742,574.10 = 32,398,844.60/x
  3. Step 3: Cross multiply
    66,551,036.60x = 99,742,574.10 × 32,398,844.60
  4. Step 4: Simplify right side
    66,551,036.60x = 3,231,544,158,269,885
  5. Step 5: Solve for x
    x = 3,231,544,158,269,885/66,551,036.60
  6. Step 6: Final answer
    x = 48,557,382.78

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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.