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Finding the Fourth Proportional to 248,852,068.80, 373,278,103.20 and 248,852,068.80

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Solution

The fourth proportional to 248,852,068.80, 373,278,103.20 and 248,852,068.80 is: 373,278,103.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,852,068.80 : 373,278,103.20 = 248,852,068.80 : x
  2. Step 2: Convert to fraction form
    248,852,068.80/373,278,103.20 = 248,852,068.80/x
  3. Step 3: Cross multiply
    248,852,068.80x = 373,278,103.20 × 248,852,068.80
  4. Step 4: Simplify right side
    248,852,068.80x = 92,891,028,219,059,904
  5. Step 5: Solve for x
    x = 92,891,028,219,059,904/248,852,068.80
  6. Step 6: Final answer
    x = 373,278,103.20

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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.