Home / 258,099,272.60-387,148,908.90-96,520,213.40

Finding the Fourth Proportional to 258,099,272.60, 387,148,908.90 and 96,520,213.40

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Solution

The fourth proportional to 258,099,272.60, 387,148,908.90 and 96,520,213.40 is: 144,780,320.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,099,272.60 : 387,148,908.90 = 96,520,213.40 : x
  2. Step 2: Convert to fraction form
    258,099,272.60/387,148,908.90 = 96,520,213.40/x
  3. Step 3: Cross multiply
    258,099,272.60x = 387,148,908.90 × 96,520,213.40
  4. Step 4: Simplify right side
    258,099,272.60x = 37,367,695,304,605,160
  5. Step 5: Solve for x
    x = 37,367,695,304,605,160/258,099,272.60
  6. Step 6: Final answer
    x = 144,780,320.10

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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.