Home / 610,092,000.45-915,138,000.68-195,568,020.45

Finding the Fourth Proportional to 610,092,000.45, 915,138,000.68 and 195,568,020.45

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Solution

The fourth proportional to 610,092,000.45, 915,138,000.68 and 195,568,020.45 is: 293,352,030.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,092,000.45 : 915,138,000.68 = 195,568,020.45 : x
  2. Step 2: Convert to fraction form
    610,092,000.45/915,138,000.68 = 195,568,020.45/x
  3. Step 3: Cross multiply
    610,092,000.45x = 915,138,000.68 × 195,568,020.45
  4. Step 4: Simplify right side
    610,092,000.45x = 178,971,727,230,580,480
  5. Step 5: Solve for x
    x = 178,971,727,230,580,480/610,092,000.45
  6. Step 6: Final answer
    x = 293,352,030.68

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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.