Home / 883,446,109.61-1,219,210,176.35-486,968,204.93

Finding the Fourth Proportional to 883,446,109.61, 1,219,210,176.35 and 486,968,204.93

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Solution

The fourth proportional to 883,446,109.61, 1,219,210,176.35 and 486,968,204.93 is: 672,046,188.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,446,109.61 : 1,219,210,176.35 = 486,968,204.93 : x
  2. Step 2: Convert to fraction form
    883,446,109.61/1,219,210,176.35 = 486,968,204.93/x
  3. Step 3: Cross multiply
    883,446,109.61x = 1,219,210,176.35 × 486,968,204.93
  4. Step 4: Simplify right side
    883,446,109.61x = 593,716,591,004,669,568
  5. Step 5: Solve for x
    x = 593,716,591,004,669,568/883,446,109.61
  6. Step 6: Final answer
    x = 672,046,188.84

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.