Home / 510,010,352.60-765,015,528.90-305,937,008.60

Finding the Fourth Proportional to 510,010,352.60, 765,015,528.90 and 305,937,008.60

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Solution

The fourth proportional to 510,010,352.60, 765,015,528.90 and 305,937,008.60 is: 458,905,512.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,010,352.60 : 765,015,528.90 = 305,937,008.60 : x
  2. Step 2: Convert to fraction form
    510,010,352.60/765,015,528.90 = 305,937,008.60/x
  3. Step 3: Cross multiply
    510,010,352.60x = 765,015,528.90 × 305,937,008.60
  4. Step 4: Simplify right side
    510,010,352.60x = 234,046,562,444,212,864
  5. Step 5: Solve for x
    x = 234,046,562,444,212,864/510,010,352.60
  6. Step 6: Final answer
    x = 458,905,512.90

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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.