Home / 126,799,783.32-190,066,939.22-53,065,811.37

Finding the Fourth Proportional to 126,799,783.32, 190,066,939.22 and 53,065,811.37

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Solution

The fourth proportional to 126,799,783.32, 190,066,939.22 and 53,065,811.37 is: 79,543,167.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,799,783.32 : 190,066,939.22 = 53,065,811.37 : x
  2. Step 2: Convert to fraction form
    126,799,783.32/190,066,939.22 = 53,065,811.37/x
  3. Step 3: Cross multiply
    126,799,783.32x = 190,066,939.22 × 53,065,811.37
  4. Step 4: Simplify right side
    126,799,783.32x = 10,086,056,345,167,190
  5. Step 5: Solve for x
    x = 10,086,056,345,167,190/126,799,783.32
  6. Step 6: Final answer
    x = 79,543,167.04

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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.