Home / 248,833,031.20-373,249,546.80-187,520,826.40

Finding the Fourth Proportional to 248,833,031.20, 373,249,546.80 and 187,520,826.40

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Solution

The fourth proportional to 248,833,031.20, 373,249,546.80 and 187,520,826.40 is: 281,281,239.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,833,031.20 : 373,249,546.80 = 187,520,826.40 : x
  2. Step 2: Convert to fraction form
    248,833,031.20/373,249,546.80 = 187,520,826.40/x
  3. Step 3: Cross multiply
    248,833,031.20x = 373,249,546.80 × 187,520,826.40
  4. Step 4: Simplify right side
    248,833,031.20x = 69,992,063,469,361,480
  5. Step 5: Solve for x
    x = 69,992,063,469,361,480/248,833,031.20
  6. Step 6: Final answer
    x = 281,281,239.60

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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.