Home / 312,590,439.96-468,260,437.50-188,024,283.60

Finding the Fourth Proportional to 312,590,439.96, 468,260,437.50 and 188,024,283.60

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Solution

The fourth proportional to 312,590,439.96, 468,260,437.50 and 188,024,283.60 is: 281,660,351.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,590,439.96 : 468,260,437.50 = 188,024,283.60 : x
  2. Step 2: Convert to fraction form
    312,590,439.96/468,260,437.50 = 188,024,283.60/x
  3. Step 3: Cross multiply
    312,590,439.96x = 468,260,437.50 × 188,024,283.60
  4. Step 4: Simplify right side
    312,590,439.96x = 88,044,333,299,160,080
  5. Step 5: Solve for x
    x = 88,044,333,299,160,080/312,590,439.96
  6. Step 6: Final answer
    x = 281,660,351.83

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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.