Home / 66,505,334.40-99,758,001.60-62,810,179.20

Finding the Fourth Proportional to 66,505,334.40, 99,758,001.60 and 62,810,179.20

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Solution

The fourth proportional to 66,505,334.40, 99,758,001.60 and 62,810,179.20 is: 94,215,268.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,505,334.40 : 99,758,001.60 = 62,810,179.20 : x
  2. Step 2: Convert to fraction form
    66,505,334.40/99,758,001.60 = 62,810,179.20/x
  3. Step 3: Cross multiply
    66,505,334.40x = 99,758,001.60 × 62,810,179.20
  4. Step 4: Simplify right side
    66,505,334.40x = 6,265,817,957,129,887
  5. Step 5: Solve for x
    x = 6,265,817,957,129,887/66,505,334.40
  6. Step 6: Final answer
    x = 94,215,268.80

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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.