Home / 161,649,855.60-242,474,783.40-97,152,601.20

Finding the Fourth Proportional to 161,649,855.60, 242,474,783.40 and 97,152,601.20

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Solution

The fourth proportional to 161,649,855.60, 242,474,783.40 and 97,152,601.20 is: 145,728,901.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,649,855.60 : 242,474,783.40 = 97,152,601.20 : x
  2. Step 2: Convert to fraction form
    161,649,855.60/242,474,783.40 = 97,152,601.20/x
  3. Step 3: Cross multiply
    161,649,855.60x = 242,474,783.40 × 97,152,601.20
  4. Step 4: Simplify right side
    161,649,855.60x = 23,557,055,932,716,580
  5. Step 5: Solve for x
    x = 23,557,055,932,716,580/161,649,855.60
  6. Step 6: Final answer
    x = 145,728,901.80

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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.