Home / 82,999,490.80-124,517,898.60-25,494,415.60

Finding the Fourth Proportional to 82,999,490.80, 124,517,898.60 and 25,494,415.60

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Solution

The fourth proportional to 82,999,490.80, 124,517,898.60 and 25,494,415.60 is: 38,247,355.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,999,490.80 : 124,517,898.60 = 25,494,415.60 : x
  2. Step 2: Convert to fraction form
    82,999,490.80/124,517,898.60 = 25,494,415.60/x
  3. Step 3: Cross multiply
    82,999,490.80x = 124,517,898.60 × 25,494,415.60
  4. Step 4: Simplify right side
    82,999,490.80x = 3,174,511,056,547,058
  5. Step 5: Solve for x
    x = 3,174,511,056,547,058/82,999,490.80
  6. Step 6: Final answer
    x = 38,247,355.81

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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.