Home / 193,000,500.08-289,430,668.91-105,626,591.45

Finding the Fourth Proportional to 193,000,500.08, 289,430,668.91 and 105,626,591.45

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Solution

The fourth proportional to 193,000,500.08, 289,430,668.91 and 105,626,591.45 is: 158,401,532.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,000,500.08 : 289,430,668.91 = 105,626,591.45 : x
  2. Step 2: Convert to fraction form
    193,000,500.08/289,430,668.91 = 105,626,591.45/x
  3. Step 3: Cross multiply
    193,000,500.08x = 289,430,668.91 × 105,626,591.45
  4. Step 4: Simplify right side
    193,000,500.08x = 30,571,575,016,873,700
  5. Step 5: Solve for x
    x = 30,571,575,016,873,700/193,000,500.08
  6. Step 6: Final answer
    x = 158,401,532.66

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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.