Home / 185,346,180.54-278,010,285.84-68,784,260.34

Finding the Fourth Proportional to 185,346,180.54, 278,010,285.84 and 68,784,260.34

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Solution

The fourth proportional to 185,346,180.54, 278,010,285.84 and 68,784,260.34 is: 103,173,056.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,346,180.54 : 278,010,285.84 = 68,784,260.34 : x
  2. Step 2: Convert to fraction form
    185,346,180.54/278,010,285.84 = 68,784,260.34/x
  3. Step 3: Cross multiply
    185,346,180.54x = 278,010,285.84 × 68,784,260.34
  4. Step 4: Simplify right side
    185,346,180.54x = 19,122,731,878,416,376
  5. Step 5: Solve for x
    x = 19,122,731,878,416,376/185,346,180.54
  6. Step 6: Final answer
    x = 103,173,056.08

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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.