Home / 141,804,022.60-212,706,033.90-69,991,107.40

Finding the Fourth Proportional to 141,804,022.60, 212,706,033.90 and 69,991,107.40

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Solution

The fourth proportional to 141,804,022.60, 212,706,033.90 and 69,991,107.40 is: 104,986,661.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,804,022.60 : 212,706,033.90 = 69,991,107.40 : x
  2. Step 2: Convert to fraction form
    141,804,022.60/212,706,033.90 = 69,991,107.40/x
  3. Step 3: Cross multiply
    141,804,022.60x = 212,706,033.90 × 69,991,107.40
  4. Step 4: Simplify right side
    141,804,022.60x = 14,887,530,863,322,942
  5. Step 5: Solve for x
    x = 14,887,530,863,322,942/141,804,022.60
  6. Step 6: Final answer
    x = 104,986,661.10

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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.