Home / 298,642,630.02-447,961,845.51-83,231,878.02

Finding the Fourth Proportional to 298,642,630.02, 447,961,845.51 and 83,231,878.02

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Solution

The fourth proportional to 298,642,630.02, 447,961,845.51 and 83,231,878.02 is: 124,847,231.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,642,630.02 : 447,961,845.51 = 83,231,878.02 : x
  2. Step 2: Convert to fraction form
    298,642,630.02/447,961,845.51 = 83,231,878.02/x
  3. Step 3: Cross multiply
    298,642,630.02x = 447,961,845.51 × 83,231,878.02
  4. Step 4: Simplify right side
    298,642,630.02x = 37,284,705,683,102,400
  5. Step 5: Solve for x
    x = 37,284,705,683,102,400/298,642,630.02
  6. Step 6: Final answer
    x = 124,847,231.89

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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.