Home / 66,430,406.60-99,561,629.10-59,208,057.80

Finding the Fourth Proportional to 66,430,406.60, 99,561,629.10 and 59,208,057.80

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Solution

The fourth proportional to 66,430,406.60, 99,561,629.10 and 59,208,057.80 is: 88,737,236.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,430,406.60 : 99,561,629.10 = 59,208,057.80 : x
  2. Step 2: Convert to fraction form
    66,430,406.60/99,561,629.10 = 59,208,057.80/x
  3. Step 3: Cross multiply
    66,430,406.60x = 99,561,629.10 × 59,208,057.80
  4. Step 4: Simplify right side
    66,430,406.60x = 5,894,850,690,414,961
  5. Step 5: Solve for x
    x = 5,894,850,690,414,961/66,430,406.60
  6. Step 6: Final answer
    x = 88,737,236.34

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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.