Home / 248,833,997.80-373,250,996.70-76,337,434.60

Finding the Fourth Proportional to 248,833,997.80, 373,250,996.70 and 76,337,434.60

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Solution

The fourth proportional to 248,833,997.80, 373,250,996.70 and 76,337,434.60 is: 114,506,151.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,833,997.80 : 373,250,996.70 = 76,337,434.60 : x
  2. Step 2: Convert to fraction form
    248,833,997.80/373,250,996.70 = 76,337,434.60/x
  3. Step 3: Cross multiply
    248,833,997.80x = 373,250,996.70 × 76,337,434.60
  4. Step 4: Simplify right side
    248,833,997.80x = 28,493,023,549,971,064
  5. Step 5: Solve for x
    x = 28,493,023,549,971,064/248,833,997.80
  6. Step 6: Final answer
    x = 114,506,151.90

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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.