Home / 277,968,493.12-383,437,148.08-173,364,960.16

Finding the Fourth Proportional to 277,968,493.12, 383,437,148.08 and 173,364,960.16

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Solution

The fourth proportional to 277,968,493.12, 383,437,148.08 and 173,364,960.16 is: 239,144,246.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,968,493.12 : 383,437,148.08 = 173,364,960.16 : x
  2. Step 2: Convert to fraction form
    277,968,493.12/383,437,148.08 = 173,364,960.16/x
  3. Step 3: Cross multiply
    277,968,493.12x = 383,437,148.08 × 173,364,960.16
  4. Step 4: Simplify right side
    277,968,493.12x = 66,474,565,900,753,216
  5. Step 5: Solve for x
    x = 66,474,565,900,753,216/277,968,493.12
  6. Step 6: Final answer
    x = 239,144,246.73

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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.