Home / 248,920,005.30-373,380,007.95-67,166,891.70

Finding the Fourth Proportional to 248,920,005.30, 373,380,007.95 and 67,166,891.70

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Solution

The fourth proportional to 248,920,005.30, 373,380,007.95 and 67,166,891.70 is: 100,750,337.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,920,005.30 : 373,380,007.95 = 67,166,891.70 : x
  2. Step 2: Convert to fraction form
    248,920,005.30/373,380,007.95 = 67,166,891.70/x
  3. Step 3: Cross multiply
    248,920,005.30x = 373,380,007.95 × 67,166,891.70
  4. Step 4: Simplify right side
    248,920,005.30x = 25,078,774,556,922,788
  5. Step 5: Solve for x
    x = 25,078,774,556,922,788/248,920,005.30
  6. Step 6: Final answer
    x = 100,750,337.55

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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.