Home / 97,152,187.20-145,728,280.80-25,348,603.20

Finding the Fourth Proportional to 97,152,187.20, 145,728,280.80 and 25,348,603.20

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Solution

The fourth proportional to 97,152,187.20, 145,728,280.80 and 25,348,603.20 is: 38,022,904.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,152,187.20 : 145,728,280.80 = 25,348,603.20 : x
  2. Step 2: Convert to fraction form
    97,152,187.20/145,728,280.80 = 25,348,603.20/x
  3. Step 3: Cross multiply
    97,152,187.20x = 145,728,280.80 × 25,348,603.20
  4. Step 4: Simplify right side
    97,152,187.20x = 3,694,008,365,017,379
  5. Step 5: Solve for x
    x = 3,694,008,365,017,379/97,152,187.20
  6. Step 6: Final answer
    x = 38,022,904.80

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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.