Home / 18,759,903,368.76-28,140,760,011.06-6,168,483,029.88

Finding the Fourth Proportional to 18,759,903,368.76, 28,140,760,011.06 and 6,168,483,029.88

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Solution

The fourth proportional to 18,759,903,368.76, 28,140,760,011.06 and 6,168,483,029.88 is: 9,253,022,105.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,759,903,368.76 : 28,140,760,011.06 = 6,168,483,029.88 : x
  2. Step 2: Convert to fraction form
    18,759,903,368.76/28,140,760,011.06 = 6,168,483,029.88/x
  3. Step 3: Cross multiply
    18,759,903,368.76x = 28,140,760,011.06 × 6,168,483,029.88
  4. Step 4: Simplify right side
    18,759,903,368.76x = 173,585,800,576,149,356,544
  5. Step 5: Solve for x
    x = 173,585,800,576,149,356,544/18,759,903,368.76
  6. Step 6: Final answer
    x = 9,253,022,105.92

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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.