Home / 141,170,307.80-211,664,832.38-54,816,700.28

Finding the Fourth Proportional to 141,170,307.80, 211,664,832.38 and 54,816,700.28

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Solution

The fourth proportional to 141,170,307.80, 211,664,832.38 and 54,816,700.28 is: 82,189,858.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,170,307.80 : 211,664,832.38 = 54,816,700.28 : x
  2. Step 2: Convert to fraction form
    141,170,307.80/211,664,832.38 = 54,816,700.28/x
  3. Step 3: Cross multiply
    141,170,307.80x = 211,664,832.38 × 54,816,700.28
  4. Step 4: Simplify right side
    141,170,307.80x = 11,602,767,676,390,900
  5. Step 5: Solve for x
    x = 11,602,767,676,390,900/141,170,307.80
  6. Step 6: Final answer
    x = 82,189,858.88

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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.