Home / 129,446,675.60-194,170,013.40-116,457,645.20

Finding the Fourth Proportional to 129,446,675.60, 194,170,013.40 and 116,457,645.20

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Solution

The fourth proportional to 129,446,675.60, 194,170,013.40 and 116,457,645.20 is: 174,686,467.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,446,675.60 : 194,170,013.40 = 116,457,645.20 : x
  2. Step 2: Convert to fraction form
    129,446,675.60/194,170,013.40 = 116,457,645.20/x
  3. Step 3: Cross multiply
    129,446,675.60x = 194,170,013.40 × 116,457,645.20
  4. Step 4: Simplify right side
    129,446,675.60x = 22,612,582,529,016,448
  5. Step 5: Solve for x
    x = 22,612,582,529,016,448/129,446,675.60
  6. Step 6: Final answer
    x = 174,686,467.80

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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.