Home / 261,808,751,589.60-361,304,991,745.38-151,934,590,810.92

Finding the Fourth Proportional to 261,808,751,589.60, 361,304,991,745.38 and 151,934,590,810.92

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Solution

The fourth proportional to 261,808,751,589.60, 361,304,991,745.38 and 151,934,590,810.92 is: 209,674,908,670.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,808,751,589.60 : 361,304,991,745.38 = 151,934,590,810.92 : x
  2. Step 2: Convert to fraction form
    261,808,751,589.60/361,304,991,745.38 = 151,934,590,810.92/x
  3. Step 3: Cross multiply
    261,808,751,589.60x = 361,304,991,745.38 × 151,934,590,810.92
  4. Step 4: Simplify right side
    261,808,751,589.60x = 54,894,726,078,777,142,542,336
  5. Step 5: Solve for x
    x = 54,894,726,078,777,142,542,336/261,808,751,589.60
  6. Step 6: Final answer
    x = 209,674,908,670.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.