Home / 101,631,312.84-152,446,667.58-28,848,155.12

Finding the Fourth Proportional to 101,631,312.84, 152,446,667.58 and 28,848,155.12

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Solution

The fourth proportional to 101,631,312.84, 152,446,667.58 and 28,848,155.12 is: 43,272,147.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,631,312.84 : 152,446,667.58 = 28,848,155.12 : x
  2. Step 2: Convert to fraction form
    101,631,312.84/152,446,667.58 = 28,848,155.12/x
  3. Step 3: Cross multiply
    101,631,312.84x = 152,446,667.58 × 28,848,155.12
  4. Step 4: Simplify right side
    101,631,312.84x = 4,397,805,113,112,682
  5. Step 5: Solve for x
    x = 4,397,805,113,112,682/101,631,312.84
  6. Step 6: Final answer
    x = 43,272,147.04

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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.