Home / 108,622,009.20-163,121,970.60-57,603,673.20

Finding the Fourth Proportional to 108,622,009.20, 163,121,970.60 and 57,603,673.20

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Solution

The fourth proportional to 108,622,009.20, 163,121,970.60 and 57,603,673.20 is: 86,505,716.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,622,009.20 : 163,121,970.60 = 57,603,673.20 : x
  2. Step 2: Convert to fraction form
    108,622,009.20/163,121,970.60 = 57,603,673.20/x
  3. Step 3: Cross multiply
    108,622,009.20x = 163,121,970.60 × 57,603,673.20
  4. Step 4: Simplify right side
    108,622,009.20x = 9,396,424,686,182,408
  5. Step 5: Solve for x
    x = 9,396,424,686,182,408/108,622,009.20
  6. Step 6: Final answer
    x = 86,505,716.06

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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.