Home / 374,436,005.20-561,654,007.80-170,362,661.20

Finding the Fourth Proportional to 374,436,005.20, 561,654,007.80 and 170,362,661.20

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Solution

The fourth proportional to 374,436,005.20, 561,654,007.80 and 170,362,661.20 is: 255,543,991.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,436,005.20 : 561,654,007.80 = 170,362,661.20 : x
  2. Step 2: Convert to fraction form
    374,436,005.20/561,654,007.80 = 170,362,661.20/x
  3. Step 3: Cross multiply
    374,436,005.20x = 561,654,007.80 × 170,362,661.20
  4. Step 4: Simplify right side
    374,436,005.20x = 95,684,871,442,453,536
  5. Step 5: Solve for x
    x = 95,684,871,442,453,536/374,436,005.20
  6. Step 6: Final answer
    x = 255,543,991.80

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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.