Home / 84,736,374.90-127,116,372.15-36,213,843.30

Finding the Fourth Proportional to 84,736,374.90, 127,116,372.15 and 36,213,843.30

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Solution

The fourth proportional to 84,736,374.90, 127,116,372.15 and 36,213,843.30 is: 54,325,812.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,736,374.90 : 127,116,372.15 = 36,213,843.30 : x
  2. Step 2: Convert to fraction form
    84,736,374.90/127,116,372.15 = 36,213,843.30/x
  3. Step 3: Cross multiply
    84,736,374.90x = 127,116,372.15 × 36,213,843.30
  4. Step 4: Simplify right side
    84,736,374.90x = 4,603,372,381,904,584
  5. Step 5: Solve for x
    x = 4,603,372,381,904,584/84,736,374.90
  6. Step 6: Final answer
    x = 54,325,812.11

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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.