Home / 147,196,609.80-220,794,914.70-89,800,981.80

Finding the Fourth Proportional to 147,196,609.80, 220,794,914.70 and 89,800,981.80

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Solution

The fourth proportional to 147,196,609.80, 220,794,914.70 and 89,800,981.80 is: 134,701,472.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,196,609.80 : 220,794,914.70 = 89,800,981.80 : x
  2. Step 2: Convert to fraction form
    147,196,609.80/220,794,914.70 = 89,800,981.80/x
  3. Step 3: Cross multiply
    147,196,609.80x = 220,794,914.70 × 89,800,981.80
  4. Step 4: Simplify right side
    147,196,609.80x = 19,827,600,116,507,252
  5. Step 5: Solve for x
    x = 19,827,600,116,507,252/147,196,609.80
  6. Step 6: Final answer
    x = 134,701,472.70

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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.