Home / 248,833,586.80-373,250,380.20-212,553,881.20

Finding the Fourth Proportional to 248,833,586.80, 373,250,380.20 and 212,553,881.20

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Solution

The fourth proportional to 248,833,586.80, 373,250,380.20 and 212,553,881.20 is: 318,830,821.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,833,586.80 : 373,250,380.20 = 212,553,881.20 : x
  2. Step 2: Convert to fraction form
    248,833,586.80/373,250,380.20 = 212,553,881.20/x
  3. Step 3: Cross multiply
    248,833,586.80x = 373,250,380.20 × 212,553,881.20
  4. Step 4: Simplify right side
    248,833,586.80x = 79,335,816,970,885,632
  5. Step 5: Solve for x
    x = 79,335,816,970,885,632/248,833,586.80
  6. Step 6: Final answer
    x = 318,830,821.80

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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.