Home / 20,095,896,457.70-30,143,844,686.55-8,301,094,903.70

Finding the Fourth Proportional to 20,095,896,457.70, 30,143,844,686.55 and 8,301,094,903.70

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Solution

The fourth proportional to 20,095,896,457.70, 30,143,844,686.55 and 8,301,094,903.70 is: 12,451,642,355.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,095,896,457.70 : 30,143,844,686.55 = 8,301,094,903.70 : x
  2. Step 2: Convert to fraction form
    20,095,896,457.70/30,143,844,686.55 = 8,301,094,903.70/x
  3. Step 3: Cross multiply
    20,095,896,457.70x = 30,143,844,686.55 × 8,301,094,903.70
  4. Step 4: Simplify right side
    20,095,896,457.70x = 250,226,915,505,444,519,936
  5. Step 5: Solve for x
    x = 250,226,915,505,444,519,936/20,095,896,457.70
  6. Step 6: Final answer
    x = 12,451,642,355.55

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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.