Home / 141,421,957.58-195,179,291.48-85,665,742.03

Finding the Fourth Proportional to 141,421,957.58, 195,179,291.48 and 85,665,742.03

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Solution

The fourth proportional to 141,421,957.58, 195,179,291.48 and 85,665,742.03 is: 118,229,015.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,421,957.58 : 195,179,291.48 = 85,665,742.03 : x
  2. Step 2: Convert to fraction form
    141,421,957.58/195,179,291.48 = 85,665,742.03/x
  3. Step 3: Cross multiply
    141,421,957.58x = 195,179,291.48 × 85,665,742.03
  4. Step 4: Simplify right side
    141,421,957.58x = 16,720,178,832,545,096
  5. Step 5: Solve for x
    x = 16,720,178,832,545,096/141,421,957.58
  6. Step 6: Final answer
    x = 118,229,015.63

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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.