Home / 118,631,491.38-177,821,681.67-53,980,697.03

Finding the Fourth Proportional to 118,631,491.38, 177,821,681.67 and 53,980,697.03

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Solution

The fourth proportional to 118,631,491.38, 177,821,681.67 and 53,980,697.03 is: 80,913,914.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,631,491.38 : 177,821,681.67 = 53,980,697.03 : x
  2. Step 2: Convert to fraction form
    118,631,491.38/177,821,681.67 = 53,980,697.03/x
  3. Step 3: Cross multiply
    118,631,491.38x = 177,821,681.67 × 53,980,697.03
  4. Step 4: Simplify right side
    118,631,491.38x = 9,598,938,322,704,266
  5. Step 5: Solve for x
    x = 9,598,938,322,704,266/118,631,491.38
  6. Step 6: Final answer
    x = 80,913,914.27

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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.