Home / 97,029,100.20-145,545,983.10-28,874,015.40

Finding the Fourth Proportional to 97,029,100.20, 145,545,983.10 and 28,874,015.40

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Solution

The fourth proportional to 97,029,100.20, 145,545,983.10 and 28,874,015.40 is: 43,311,717.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,029,100.20 : 145,545,983.10 = 28,874,015.40 : x
  2. Step 2: Convert to fraction form
    97,029,100.20/145,545,983.10 = 28,874,015.40/x
  3. Step 3: Cross multiply
    97,029,100.20x = 145,545,983.10 × 28,874,015.40
  4. Step 4: Simplify right side
    97,029,100.20x = 4,202,496,957,437,539.50
  5. Step 5: Solve for x
    x = 4,202,496,957,437,539.50/97,029,100.20
  6. Step 6: Final answer
    x = 43,311,717.30

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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.