Home / 108,392,956.20-162,535,634.10-39,303,001.80

Finding the Fourth Proportional to 108,392,956.20, 162,535,634.10 and 39,303,001.80

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Solution

The fourth proportional to 108,392,956.20, 162,535,634.10 and 39,303,001.80 is: 58,934,994.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,392,956.20 : 162,535,634.10 = 39,303,001.80 : x
  2. Step 2: Convert to fraction form
    108,392,956.20/162,535,634.10 = 39,303,001.80/x
  3. Step 3: Cross multiply
    108,392,956.20x = 162,535,634.10 × 39,303,001.80
  4. Step 4: Simplify right side
    108,392,956.20x = 6,388,138,319,596,441
  5. Step 5: Solve for x
    x = 6,388,138,319,596,441/108,392,956.20
  6. Step 6: Final answer
    x = 58,934,994.89

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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.