Home / 238,021,797.76-328,452,070.32-133,579,690.96

Finding the Fourth Proportional to 238,021,797.76, 328,452,070.32 and 133,579,690.96

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Solution

The fourth proportional to 238,021,797.76, 328,452,070.32 and 133,579,690.96 is: 184,329,865.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,021,797.76 : 328,452,070.32 = 133,579,690.96 : x
  2. Step 2: Convert to fraction form
    238,021,797.76/328,452,070.32 = 133,579,690.96/x
  3. Step 3: Cross multiply
    238,021,797.76x = 328,452,070.32 × 133,579,690.96
  4. Step 4: Simplify right side
    238,021,797.76x = 43,874,526,048,517,784
  5. Step 5: Solve for x
    x = 43,874,526,048,517,784/238,021,797.76
  6. Step 6: Final answer
    x = 184,329,865.84

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