Home / 205,900,460.76-308,850,430.32-52,546,520.64

Finding the Fourth Proportional to 205,900,460.76, 308,850,430.32 and 52,546,520.64

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Solution

The fourth proportional to 205,900,460.76, 308,850,430.32 and 52,546,520.64 is: 78,819,714.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,900,460.76 : 308,850,430.32 = 52,546,520.64 : x
  2. Step 2: Convert to fraction form
    205,900,460.76/308,850,430.32 = 52,546,520.64/x
  3. Step 3: Cross multiply
    205,900,460.76x = 308,850,430.32 × 52,546,520.64
  4. Step 4: Simplify right side
    205,900,460.76x = 16,229,015,512,839,142
  5. Step 5: Solve for x
    x = 16,229,015,512,839,142/205,900,460.76
  6. Step 6: Final answer
    x = 78,819,714.40

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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.