Home / 262,311,133.16-361,991,117.44-143,234,552.72

Finding the Fourth Proportional to 262,311,133.16, 361,991,117.44 and 143,234,552.72

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Solution

The fourth proportional to 262,311,133.16, 361,991,117.44 and 143,234,552.72 is: 197,664,640.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,311,133.16 : 361,991,117.44 = 143,234,552.72 : x
  2. Step 2: Convert to fraction form
    262,311,133.16/361,991,117.44 = 143,234,552.72/x
  3. Step 3: Cross multiply
    262,311,133.16x = 361,991,117.44 × 143,234,552.72
  4. Step 4: Simplify right side
    262,311,133.16x = 51,849,635,795,131,392
  5. Step 5: Solve for x
    x = 51,849,635,795,131,392/262,311,133.16
  6. Step 6: Final answer
    x = 197,664,640.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.