Home / 141,634,001.80-212,451,002.70-84,096,656.20

Finding the Fourth Proportional to 141,634,001.80, 212,451,002.70 and 84,096,656.20

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Solution

The fourth proportional to 141,634,001.80, 212,451,002.70 and 84,096,656.20 is: 126,144,984.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,634,001.80 : 212,451,002.70 = 84,096,656.20 : x
  2. Step 2: Convert to fraction form
    141,634,001.80/212,451,002.70 = 84,096,656.20/x
  3. Step 3: Cross multiply
    141,634,001.80x = 212,451,002.70 × 84,096,656.20
  4. Step 4: Simplify right side
    141,634,001.80x = 17,866,418,933,407,172
  5. Step 5: Solve for x
    x = 17,866,418,933,407,172/141,634,001.80
  6. Step 6: Final answer
    x = 126,144,984.30

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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.