Home / 158,011,819.40-236,968,530.78-55,751,898.44

Finding the Fourth Proportional to 158,011,819.40, 236,968,530.78 and 55,751,898.44

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Solution

The fourth proportional to 158,011,819.40, 236,968,530.78 and 55,751,898.44 is: 83,610,488.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,011,819.40 : 236,968,530.78 = 55,751,898.44 : x
  2. Step 2: Convert to fraction form
    158,011,819.40/236,968,530.78 = 55,751,898.44/x
  3. Step 3: Cross multiply
    158,011,819.40x = 236,968,530.78 × 55,751,898.44
  4. Step 4: Simplify right side
    158,011,819.40x = 13,211,445,461,522,574
  5. Step 5: Solve for x
    x = 13,211,445,461,522,574/158,011,819.40
  6. Step 6: Final answer
    x = 83,610,488.83

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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.