Home / 248,963,801.88-343,570,522.02-137,454,858.44

Finding the Fourth Proportional to 248,963,801.88, 343,570,522.02 and 137,454,858.44

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Solution

The fourth proportional to 248,963,801.88, 343,570,522.02 and 137,454,858.44 is: 189,687,967.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,963,801.88 : 343,570,522.02 = 137,454,858.44 : x
  2. Step 2: Convert to fraction form
    248,963,801.88/343,570,522.02 = 137,454,858.44/x
  3. Step 3: Cross multiply
    248,963,801.88x = 343,570,522.02 × 137,454,858.44
  4. Step 4: Simplify right side
    248,963,801.88x = 47,225,437,468,416,000
  5. Step 5: Solve for x
    x = 47,225,437,468,416,000/248,963,801.88
  6. Step 6: Final answer
    x = 189,687,967.13

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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.