Home / 97,014,727.80-145,522,091.70-28,848,562.20

Finding the Fourth Proportional to 97,014,727.80, 145,522,091.70 and 28,848,562.20

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Solution

The fourth proportional to 97,014,727.80, 145,522,091.70 and 28,848,562.20 is: 43,272,843.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,014,727.80 : 145,522,091.70 = 28,848,562.20 : x
  2. Step 2: Convert to fraction form
    97,014,727.80/145,522,091.70 = 28,848,562.20/x
  3. Step 3: Cross multiply
    97,014,727.80x = 145,522,091.70 × 28,848,562.20
  4. Step 4: Simplify right side
    97,014,727.80x = 4,198,103,113,881,553.50
  5. Step 5: Solve for x
    x = 4,198,103,113,881,553.50/97,014,727.80
  6. Step 6: Final answer
    x = 43,272,843.30

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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.