Home / 15,930,789,739.20-23,896,184,608.80-7,665,819,307.20

Finding the Fourth Proportional to 15,930,789,739.20, 23,896,184,608.80 and 7,665,819,307.20

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Solution

The fourth proportional to 15,930,789,739.20, 23,896,184,608.80 and 7,665,819,307.20 is: 11,498,728,960.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,930,789,739.20 : 23,896,184,608.80 = 7,665,819,307.20 : x
  2. Step 2: Convert to fraction form
    15,930,789,739.20/23,896,184,608.80 = 7,665,819,307.20/x
  3. Step 3: Cross multiply
    15,930,789,739.20x = 23,896,184,608.80 × 7,665,819,307.20
  4. Step 4: Simplify right side
    15,930,789,739.20x = 183,183,833,342,554,505,216
  5. Step 5: Solve for x
    x = 183,183,833,342,554,505,216/15,930,789,739.20
  6. Step 6: Final answer
    x = 11,498,728,960.80

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Double scale
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1.5x scale

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.