Home / 248,833,375.30-373,250,062.95-212,553,669.70

Finding the Fourth Proportional to 248,833,375.30, 373,250,062.95 and 212,553,669.70

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Solution

The fourth proportional to 248,833,375.30, 373,250,062.95 and 212,553,669.70 is: 318,830,504.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,833,375.30 : 373,250,062.95 = 212,553,669.70 : x
  2. Step 2: Convert to fraction form
    248,833,375.30/373,250,062.95 = 212,553,669.70/x
  3. Step 3: Cross multiply
    248,833,375.30x = 373,250,062.95 × 212,553,669.70
  4. Step 4: Simplify right side
    248,833,375.30x = 79,335,670,595,778,496
  5. Step 5: Solve for x
    x = 79,335,670,595,778,496/248,833,375.30
  6. Step 6: Final answer
    x = 318,830,504.55

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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.