Home / 193,513,834.70-289,872,620.85-97,829,636.30

Finding the Fourth Proportional to 193,513,834.70, 289,872,620.85 and 97,829,636.30

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Solution

The fourth proportional to 193,513,834.70, 289,872,620.85 and 97,829,636.30 is: 146,543,181.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,513,834.70 : 289,872,620.85 = 97,829,636.30 : x
  2. Step 2: Convert to fraction form
    193,513,834.70/289,872,620.85 = 97,829,636.30/x
  3. Step 3: Cross multiply
    193,513,834.70x = 289,872,620.85 × 97,829,636.30
  4. Step 4: Simplify right side
    193,513,834.70x = 28,358,133,071,083,300
  5. Step 5: Solve for x
    x = 28,358,133,071,083,300/193,513,834.70
  6. Step 6: Final answer
    x = 146,543,181.86

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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.