Home / 118,535,998.40-177,704,464.80-61,802,302.40

Finding the Fourth Proportional to 118,535,998.40, 177,704,464.80 and 61,802,302.40

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Solution

The fourth proportional to 118,535,998.40, 177,704,464.80 and 61,802,302.40 is: 92,651,559.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,535,998.40 : 177,704,464.80 = 61,802,302.40 : x
  2. Step 2: Convert to fraction form
    118,535,998.40/177,704,464.80 = 61,802,302.40/x
  3. Step 3: Cross multiply
    118,535,998.40x = 177,704,464.80 × 61,802,302.40
  4. Step 4: Simplify right side
    118,535,998.40x = 10,982,545,071,399,756
  5. Step 5: Solve for x
    x = 10,982,545,071,399,756/118,535,998.40
  6. Step 6: Final answer
    x = 92,651,559.19

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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.