Home / 309,700,601.60-464,550,902.40-187,256,595.20

Finding the Fourth Proportional to 309,700,601.60, 464,550,902.40 and 187,256,595.20

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Solution

The fourth proportional to 309,700,601.60, 464,550,902.40 and 187,256,595.20 is: 280,884,892.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,700,601.60 : 464,550,902.40 = 187,256,595.20 : x
  2. Step 2: Convert to fraction form
    309,700,601.60/464,550,902.40 = 187,256,595.20/x
  3. Step 3: Cross multiply
    309,700,601.60x = 464,550,902.40 × 187,256,595.20
  4. Step 4: Simplify right side
    309,700,601.60x = 86,990,220,280,511,504
  5. Step 5: Solve for x
    x = 86,990,220,280,511,504/309,700,601.60
  6. Step 6: Final answer
    x = 280,884,892.80

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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.