Home / 110,736,200.40-166,272,262.20-85,206,037.20

Finding the Fourth Proportional to 110,736,200.40, 166,272,262.20 and 85,206,037.20

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Solution

The fourth proportional to 110,736,200.40, 166,272,262.20 and 85,206,037.20 is: 127,938,293.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,736,200.40 : 166,272,262.20 = 85,206,037.20 : x
  2. Step 2: Convert to fraction form
    110,736,200.40/166,272,262.20 = 85,206,037.20/x
  3. Step 3: Cross multiply
    110,736,200.40x = 166,272,262.20 × 85,206,037.20
  4. Step 4: Simplify right side
    110,736,200.40x = 14,167,400,558,341,354
  5. Step 5: Solve for x
    x = 14,167,400,558,341,354/110,736,200.40
  6. Step 6: Final answer
    x = 127,938,293.96

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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.