Home / 82,714,802.40-124,076,869.20-25,208,949.60

Finding the Fourth Proportional to 82,714,802.40, 124,076,869.20 and 25,208,949.60

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Solution

The fourth proportional to 82,714,802.40, 124,076,869.20 and 25,208,949.60 is: 37,814,846.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,714,802.40 : 124,076,869.20 = 25,208,949.60 : x
  2. Step 2: Convert to fraction form
    82,714,802.40/124,076,869.20 = 25,208,949.60/x
  3. Step 3: Cross multiply
    82,714,802.40x = 124,076,869.20 × 25,208,949.60
  4. Step 4: Simplify right side
    82,714,802.40x = 3,127,847,542,188,592.50
  5. Step 5: Solve for x
    x = 3,127,847,542,188,592.50/82,714,802.40
  6. Step 6: Final answer
    x = 37,814,846.33

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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.