Home / 118,744,732.51-177,961,974.55-66,220,308.02

Finding the Fourth Proportional to 118,744,732.51, 177,961,974.55 and 66,220,308.02

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Solution

The fourth proportional to 118,744,732.51, 177,961,974.55 and 66,220,308.02 is: 99,243,954.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,744,732.51 : 177,961,974.55 = 66,220,308.02 : x
  2. Step 2: Convert to fraction form
    118,744,732.51/177,961,974.55 = 66,220,308.02/x
  3. Step 3: Cross multiply
    118,744,732.51x = 177,961,974.55 × 66,220,308.02
  4. Step 4: Simplify right side
    118,744,732.51x = 11,784,696,770,827,756
  5. Step 5: Solve for x
    x = 11,784,696,770,827,756/118,744,732.51
  6. Step 6: Final answer
    x = 99,243,954.00

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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.