Home / 210,614,456.80-315,921,685.20-183,740,600.80

Finding the Fourth Proportional to 210,614,456.80, 315,921,685.20 and 183,740,600.80

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Solution

The fourth proportional to 210,614,456.80, 315,921,685.20 and 183,740,600.80 is: 275,610,901.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,614,456.80 : 315,921,685.20 = 183,740,600.80 : x
  2. Step 2: Convert to fraction form
    210,614,456.80/315,921,685.20 = 183,740,600.80/x
  3. Step 3: Cross multiply
    210,614,456.80x = 315,921,685.20 × 183,740,600.80
  4. Step 4: Simplify right side
    210,614,456.80x = 58,047,640,244,396,472
  5. Step 5: Solve for x
    x = 58,047,640,244,396,472/210,614,456.80
  6. Step 6: Final answer
    x = 275,610,901.20

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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.