Home / 202,176,139.20-303,264,208.80-165,896,433.60

Finding the Fourth Proportional to 202,176,139.20, 303,264,208.80 and 165,896,433.60

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Solution

The fourth proportional to 202,176,139.20, 303,264,208.80 and 165,896,433.60 is: 248,844,650.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,176,139.20 : 303,264,208.80 = 165,896,433.60 : x
  2. Step 2: Convert to fraction form
    202,176,139.20/303,264,208.80 = 165,896,433.60/x
  3. Step 3: Cross multiply
    202,176,139.20x = 303,264,208.80 × 165,896,433.60
  4. Step 4: Simplify right side
    202,176,139.20x = 50,310,450,678,445,736
  5. Step 5: Solve for x
    x = 50,310,450,678,445,736/202,176,139.20
  6. Step 6: Final answer
    x = 248,844,650.40

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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.