Home / 141,899,199.64-195,783,836.81-83,130,272.33

Finding the Fourth Proportional to 141,899,199.64, 195,783,836.81 and 83,130,272.33

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Solution

The fourth proportional to 141,899,199.64, 195,783,836.81 and 83,130,272.33 is: 114,698,065.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,899,199.64 : 195,783,836.81 = 83,130,272.33 : x
  2. Step 2: Convert to fraction form
    141,899,199.64/195,783,836.81 = 83,130,272.33/x
  3. Step 3: Cross multiply
    141,899,199.64x = 195,783,836.81 × 83,130,272.33
  4. Step 4: Simplify right side
    141,899,199.64x = 16,275,563,670,433,010
  5. Step 5: Solve for x
    x = 16,275,563,670,433,010/141,899,199.64
  6. Step 6: Final answer
    x = 114,698,065.33

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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.