Home / 395,724,004.70-593,586,007.05-292,411,874.30

Finding the Fourth Proportional to 395,724,004.70, 593,586,007.05 and 292,411,874.30

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Solution

The fourth proportional to 395,724,004.70, 593,586,007.05 and 292,411,874.30 is: 438,617,811.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,724,004.70 : 593,586,007.05 = 292,411,874.30 : x
  2. Step 2: Convert to fraction form
    395,724,004.70/593,586,007.05 = 292,411,874.30/x
  3. Step 3: Cross multiply
    395,724,004.70x = 593,586,007.05 × 292,411,874.30
  4. Step 4: Simplify right side
    395,724,004.70x = 173,571,596,879,743,520
  5. Step 5: Solve for x
    x = 173,571,596,879,743,520/395,724,004.70
  6. Step 6: Final answer
    x = 438,617,811.45

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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.