Home / 112,158,004.20-168,237,006.30-63,617,101.80

Finding the Fourth Proportional to 112,158,004.20, 168,237,006.30 and 63,617,101.80

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Solution

The fourth proportional to 112,158,004.20, 168,237,006.30 and 63,617,101.80 is: 95,425,652.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,158,004.20 : 168,237,006.30 = 63,617,101.80 : x
  2. Step 2: Convert to fraction form
    112,158,004.20/168,237,006.30 = 63,617,101.80/x
  3. Step 3: Cross multiply
    112,158,004.20x = 168,237,006.30 × 63,617,101.80
  4. Step 4: Simplify right side
    112,158,004.20x = 10,702,750,756,314,342
  5. Step 5: Solve for x
    x = 10,702,750,756,314,342/112,158,004.20
  6. Step 6: Final answer
    x = 95,425,652.70

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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.