Home / 97,152,091.20-145,728,136.80-25,348,507.20

Finding the Fourth Proportional to 97,152,091.20, 145,728,136.80 and 25,348,507.20

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Solution

The fourth proportional to 97,152,091.20, 145,728,136.80 and 25,348,507.20 is: 38,022,760.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,152,091.20 : 145,728,136.80 = 25,348,507.20 : x
  2. Step 2: Convert to fraction form
    97,152,091.20/145,728,136.80 = 25,348,507.20/x
  3. Step 3: Cross multiply
    97,152,091.20x = 145,728,136.80 × 25,348,507.20
  4. Step 4: Simplify right side
    97,152,091.20x = 3,693,990,724,917,385
  5. Step 5: Solve for x
    x = 3,693,990,724,917,385/97,152,091.20
  6. Step 6: Final answer
    x = 38,022,760.80

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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.