Home / 277,569,471.12-383,219,980.80-178,622,132.16

Finding the Fourth Proportional to 277,569,471.12, 383,219,980.80 and 178,622,132.16

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Solution

The fourth proportional to 277,569,471.12, 383,219,980.80 and 178,622,132.16 is: 246,610,586.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,569,471.12 : 383,219,980.80 = 178,622,132.16 : x
  2. Step 2: Convert to fraction form
    277,569,471.12/383,219,980.80 = 178,622,132.16/x
  3. Step 3: Cross multiply
    277,569,471.12x = 383,219,980.80 × 178,622,132.16
  4. Step 4: Simplify right side
    277,569,471.12x = 68,451,570,056,810,264
  5. Step 5: Solve for x
    x = 68,451,570,056,810,264/277,569,471.12
  6. Step 6: Final answer
    x = 246,610,586.46

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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.