Home / 66,687,980.14-99,928,667.27-46,257,419.80

Finding the Fourth Proportional to 66,687,980.14, 99,928,667.27 and 46,257,419.80

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Solution

The fourth proportional to 66,687,980.14, 99,928,667.27 and 46,257,419.80 is: 69,314,474.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,687,980.14 : 99,928,667.27 = 46,257,419.80 : x
  2. Step 2: Convert to fraction form
    66,687,980.14/99,928,667.27 = 46,257,419.80/x
  3. Step 3: Cross multiply
    66,687,980.14x = 99,928,667.27 × 46,257,419.80
  4. Step 4: Simplify right side
    66,687,980.14x = 4,622,442,311,731,623
  5. Step 5: Solve for x
    x = 4,622,442,311,731,623/66,687,980.14
  6. Step 6: Final answer
    x = 69,314,474.69

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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.