Home / 66,529,758.60-99,794,637.90-30,155,574.60

Finding the Fourth Proportional to 66,529,758.60, 99,794,637.90 and 30,155,574.60

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Solution

The fourth proportional to 66,529,758.60, 99,794,637.90 and 30,155,574.60 is: 45,233,361.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,529,758.60 : 99,794,637.90 = 30,155,574.60 : x
  2. Step 2: Convert to fraction form
    66,529,758.60/99,794,637.90 = 30,155,574.60/x
  3. Step 3: Cross multiply
    66,529,758.60x = 99,794,637.90 × 30,155,574.60
  4. Step 4: Simplify right side
    66,529,758.60x = 3,009,364,647,873,437.50
  5. Step 5: Solve for x
    x = 3,009,364,647,873,437.50/66,529,758.60
  6. Step 6: Final answer
    x = 45,233,361.90

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Similar ratio
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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.