Home / 216,479,824.53-298,744,498.89-127,175,533.01

Finding the Fourth Proportional to 216,479,824.53, 298,744,498.89 and 127,175,533.01

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Solution

The fourth proportional to 216,479,824.53, 298,744,498.89 and 127,175,533.01 is: 175,503,610.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,479,824.53 : 298,744,498.89 = 127,175,533.01 : x
  2. Step 2: Convert to fraction form
    216,479,824.53/298,744,498.89 = 127,175,533.01/x
  3. Step 3: Cross multiply
    216,479,824.53x = 298,744,498.89 × 127,175,533.01
  4. Step 4: Simplify right side
    216,479,824.53x = 37,992,990,878,647,376
  5. Step 5: Solve for x
    x = 37,992,990,878,647,376/216,479,824.53
  6. Step 6: Final answer
    x = 175,503,610.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.