Home / 264,748,046.40-397,122,069.60-191,810,721.60

Finding the Fourth Proportional to 264,748,046.40, 397,122,069.60 and 191,810,721.60

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Solution

The fourth proportional to 264,748,046.40, 397,122,069.60 and 191,810,721.60 is: 287,716,082.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,748,046.40 : 397,122,069.60 = 191,810,721.60 : x
  2. Step 2: Convert to fraction form
    264,748,046.40/397,122,069.60 = 191,810,721.60/x
  3. Step 3: Cross multiply
    264,748,046.40x = 397,122,069.60 × 191,810,721.60
  4. Step 4: Simplify right side
    264,748,046.40x = 76,172,270,733,261,424
  5. Step 5: Solve for x
    x = 76,172,270,733,261,424/264,748,046.40
  6. Step 6: Final answer
    x = 287,716,082.40

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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.