Home / 382,792,305.15-572,912,999.33-352,181,303.55

Finding the Fourth Proportional to 382,792,305.15, 572,912,999.33 and 352,181,303.55

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Solution

The fourth proportional to 382,792,305.15, 572,912,999.33 and 352,181,303.55 is: 527,098,492.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,792,305.15 : 572,912,999.33 = 352,181,303.55 : x
  2. Step 2: Convert to fraction form
    382,792,305.15/572,912,999.33 = 352,181,303.55/x
  3. Step 3: Cross multiply
    382,792,305.15x = 572,912,999.33 × 352,181,303.55
  4. Step 4: Simplify right side
    382,792,305.15x = 201,769,246,923,018,784
  5. Step 5: Solve for x
    x = 201,769,246,923,018,784/382,792,305.15
  6. Step 6: Final answer
    x = 527,098,492.34

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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.