Home / 382,994,811.20-574,853,023.20-201,372,334.40

Finding the Fourth Proportional to 382,994,811.20, 574,853,023.20 and 201,372,334.40

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Solution

The fourth proportional to 382,994,811.20, 574,853,023.20 and 201,372,334.40 is: 302,248,207.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,994,811.20 : 574,853,023.20 = 201,372,334.40 : x
  2. Step 2: Convert to fraction form
    382,994,811.20/574,853,023.20 = 201,372,334.40/x
  3. Step 3: Cross multiply
    382,994,811.20x = 574,853,023.20 × 201,372,334.40
  4. Step 4: Simplify right side
    382,994,811.20x = 115,759,495,218,681,376
  5. Step 5: Solve for x
    x = 115,759,495,218,681,376/382,994,811.20
  6. Step 6: Final answer
    x = 302,248,207.63

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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.