Home / 81,291,603.22-112,182,535.60-44,121,897.06

Finding the Fourth Proportional to 81,291,603.22, 112,182,535.60 and 44,121,897.06

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Solution

The fourth proportional to 81,291,603.22, 112,182,535.60 and 44,121,897.06 is: 60,888,284.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,291,603.22 : 112,182,535.60 = 44,121,897.06 : x
  2. Step 2: Convert to fraction form
    81,291,603.22/112,182,535.60 = 44,121,897.06/x
  3. Step 3: Cross multiply
    81,291,603.22x = 112,182,535.60 × 44,121,897.06
  4. Step 4: Simplify right side
    81,291,603.22x = 4,949,706,287,672,985
  5. Step 5: Solve for x
    x = 4,949,706,287,672,985/81,291,603.22
  6. Step 6: Final answer
    x = 60,888,284.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.