Home / 577,372,005.20-866,058,007.80-572,270,171.60

Finding the Fourth Proportional to 577,372,005.20, 866,058,007.80 and 572,270,171.60

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Solution

The fourth proportional to 577,372,005.20, 866,058,007.80 and 572,270,171.60 is: 858,405,257.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,372,005.20 : 866,058,007.80 = 572,270,171.60 : x
  2. Step 2: Convert to fraction form
    577,372,005.20/866,058,007.80 = 572,270,171.60/x
  3. Step 3: Cross multiply
    577,372,005.20x = 866,058,007.80 × 572,270,171.60
  4. Step 4: Simplify right side
    577,372,005.20x = 495,619,164,739,260,160
  5. Step 5: Solve for x
    x = 495,619,164,739,260,160/577,372,005.20
  6. Step 6: Final answer
    x = 858,405,257.40

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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.