Home / 348,391,108.80-522,586,663.20-225,947,102.40

Finding the Fourth Proportional to 348,391,108.80, 522,586,663.20 and 225,947,102.40

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Solution

The fourth proportional to 348,391,108.80, 522,586,663.20 and 225,947,102.40 is: 338,920,653.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,391,108.80 : 522,586,663.20 = 225,947,102.40 : x
  2. Step 2: Convert to fraction form
    348,391,108.80/522,586,663.20 = 225,947,102.40/x
  3. Step 3: Cross multiply
    348,391,108.80x = 522,586,663.20 × 225,947,102.40
  4. Step 4: Simplify right side
    348,391,108.80x = 118,076,942,302,924,720
  5. Step 5: Solve for x
    x = 118,076,942,302,924,720/348,391,108.80
  6. Step 6: Final answer
    x = 338,920,653.60

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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.