Home / 15,349,823,998.40-23,024,735,997.60-12,870,332,868.80

Finding the Fourth Proportional to 15,349,823,998.40, 23,024,735,997.60 and 12,870,332,868.80

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Solution

The fourth proportional to 15,349,823,998.40, 23,024,735,997.60 and 12,870,332,868.80 is: 19,305,499,303.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,349,823,998.40 : 23,024,735,997.60 = 12,870,332,868.80 : x
  2. Step 2: Convert to fraction form
    15,349,823,998.40/23,024,735,997.60 = 12,870,332,868.80/x
  3. Step 3: Cross multiply
    15,349,823,998.40x = 23,024,735,997.60 × 12,870,332,868.80
  4. Step 4: Simplify right side
    15,349,823,998.40x = 296,336,016,505,353,797,632
  5. Step 5: Solve for x
    x = 296,336,016,505,353,797,632/15,349,823,998.40
  6. Step 6: Final answer
    x = 19,305,499,303.20

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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.