Home / 82,825,811.60-124,096,999.80-52,498,245.20

Finding the Fourth Proportional to 82,825,811.60, 124,096,999.80 and 52,498,245.20

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Solution

The fourth proportional to 82,825,811.60, 124,096,999.80 and 52,498,245.20 is: 78,657,541.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,825,811.60 : 124,096,999.80 = 52,498,245.20 : x
  2. Step 2: Convert to fraction form
    82,825,811.60/124,096,999.80 = 52,498,245.20/x
  3. Step 3: Cross multiply
    82,825,811.60x = 124,096,999.80 × 52,498,245.20
  4. Step 4: Simplify right side
    82,825,811.60x = 6,514,874,724,084,751
  5. Step 5: Solve for x
    x = 6,514,874,724,084,751/82,825,811.60
  6. Step 6: Final answer
    x = 78,657,541.63

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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.