Home / 164,316,609.20-226,764,005.24-90,977,749.68

Finding the Fourth Proportional to 164,316,609.20, 226,764,005.24 and 90,977,749.68

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Solution

The fourth proportional to 164,316,609.20, 226,764,005.24 and 90,977,749.68 is: 125,553,217.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,316,609.20 : 226,764,005.24 = 90,977,749.68 : x
  2. Step 2: Convert to fraction form
    164,316,609.20/226,764,005.24 = 90,977,749.68/x
  3. Step 3: Cross multiply
    164,316,609.20x = 226,764,005.24 × 90,977,749.68
  4. Step 4: Simplify right side
    164,316,609.20x = 20,630,478,905,158,932
  5. Step 5: Solve for x
    x = 20,630,478,905,158,932/164,316,609.20
  6. Step 6: Final answer
    x = 125,553,217.08

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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.