Home / 112,428,010.60-168,642,015.90-51,961,834.60

Finding the Fourth Proportional to 112,428,010.60, 168,642,015.90 and 51,961,834.60

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Solution

The fourth proportional to 112,428,010.60, 168,642,015.90 and 51,961,834.60 is: 77,942,751.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,428,010.60 : 168,642,015.90 = 51,961,834.60 : x
  2. Step 2: Convert to fraction form
    112,428,010.60/168,642,015.90 = 51,961,834.60/x
  3. Step 3: Cross multiply
    112,428,010.60x = 168,642,015.90 × 51,961,834.60
  4. Step 4: Simplify right side
    112,428,010.60x = 8,762,948,536,806,371
  5. Step 5: Solve for x
    x = 8,762,948,536,806,371/112,428,010.60
  6. Step 6: Final answer
    x = 77,942,751.90

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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.