Home / 238,277,277.52-357,211,214.42-82,810,886.76

Finding the Fourth Proportional to 238,277,277.52, 357,211,214.42 and 82,810,886.76

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Solution

The fourth proportional to 238,277,277.52, 357,211,214.42 and 82,810,886.76 is: 124,145,188.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,277,277.52 : 357,211,214.42 = 82,810,886.76 : x
  2. Step 2: Convert to fraction form
    238,277,277.52/357,211,214.42 = 82,810,886.76/x
  3. Step 3: Cross multiply
    238,277,277.52x = 357,211,214.42 × 82,810,886.76
  4. Step 4: Simplify right side
    238,277,277.52x = 29,580,977,426,322,648
  5. Step 5: Solve for x
    x = 29,580,977,426,322,648/238,277,277.52
  6. Step 6: Final answer
    x = 124,145,188.05

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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.