Home / 112,282,679.40-168,480,006.30-63,797,764.20

Finding the Fourth Proportional to 112,282,679.40, 168,480,006.30 and 63,797,764.20

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Solution

The fourth proportional to 112,282,679.40, 168,480,006.30 and 63,797,764.20 is: 95,728,457.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,282,679.40 : 168,480,006.30 = 63,797,764.20 : x
  2. Step 2: Convert to fraction form
    112,282,679.40/168,480,006.30 = 63,797,764.20/x
  3. Step 3: Cross multiply
    112,282,679.40x = 168,480,006.30 × 63,797,764.20
  4. Step 4: Simplify right side
    112,282,679.40x = 10,748,647,714,341,916
  5. Step 5: Solve for x
    x = 10,748,647,714,341,916/112,282,679.40
  6. Step 6: Final answer
    x = 95,728,457.60

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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.