Home / 141,028,007.35-211,430,753.04-89,103,162.92

Finding the Fourth Proportional to 141,028,007.35, 211,430,753.04 and 89,103,162.92

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Solution

The fourth proportional to 141,028,007.35, 211,430,753.04 and 89,103,162.92 is: 133,584,450.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,028,007.35 : 211,430,753.04 = 89,103,162.92 : x
  2. Step 2: Convert to fraction form
    141,028,007.35/211,430,753.04 = 89,103,162.92/x
  3. Step 3: Cross multiply
    141,028,007.35x = 211,430,753.04 × 89,103,162.92
  4. Step 4: Simplify right side
    141,028,007.35x = 18,839,148,834,730,880
  5. Step 5: Solve for x
    x = 18,839,148,834,730,880/141,028,007.35
  6. Step 6: Final answer
    x = 133,584,450.27

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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.