Home / 511,201,333.60-766,802,000.40-306,624,104.80

Finding the Fourth Proportional to 511,201,333.60, 766,802,000.40 and 306,624,104.80

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Solution

The fourth proportional to 511,201,333.60, 766,802,000.40 and 306,624,104.80 is: 459,936,157.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,201,333.60 : 766,802,000.40 = 306,624,104.80 : x
  2. Step 2: Convert to fraction form
    511,201,333.60/766,802,000.40 = 306,624,104.80/x
  3. Step 3: Cross multiply
    511,201,333.60x = 766,802,000.40 × 306,624,104.80
  4. Step 4: Simplify right side
    511,201,333.60x = 235,119,976,931,499,232
  5. Step 5: Solve for x
    x = 235,119,976,931,499,232/511,201,333.60
  6. Step 6: Final answer
    x = 459,936,157.20

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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.