Home / 395,724,007.20-593,586,010.80-292,411,876.80

Finding the Fourth Proportional to 395,724,007.20, 593,586,010.80 and 292,411,876.80

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Solution

The fourth proportional to 395,724,007.20, 593,586,010.80 and 292,411,876.80 is: 438,617,815.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,724,007.20 : 593,586,010.80 = 292,411,876.80 : x
  2. Step 2: Convert to fraction form
    395,724,007.20/593,586,010.80 = 292,411,876.80/x
  3. Step 3: Cross multiply
    395,724,007.20x = 593,586,010.80 × 292,411,876.80
  4. Step 4: Simplify right side
    395,724,007.20x = 173,571,599,460,253,056
  5. Step 5: Solve for x
    x = 173,571,599,460,253,056/395,724,007.20
  6. Step 6: Final answer
    x = 438,617,815.20

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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.