Home / 382,994,819.20-574,853,035.20-201,372,342.40

Finding the Fourth Proportional to 382,994,819.20, 574,853,035.20 and 201,372,342.40

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Solution

The fourth proportional to 382,994,819.20, 574,853,035.20 and 201,372,342.40 is: 302,248,219.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,994,819.20 : 574,853,035.20 = 201,372,342.40 : x
  2. Step 2: Convert to fraction form
    382,994,819.20/574,853,035.20 = 201,372,342.40/x
  3. Step 3: Cross multiply
    382,994,819.20x = 574,853,035.20 × 201,372,342.40
  4. Step 4: Simplify right side
    382,994,819.20x = 115,759,502,233,973,664
  5. Step 5: Solve for x
    x = 115,759,502,233,973,664/382,994,819.20
  6. Step 6: Final answer
    x = 302,248,219.64

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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.