Home / 242,555,912.80-363,833,869.20-96,917,459.20

Finding the Fourth Proportional to 242,555,912.80, 363,833,869.20 and 96,917,459.20

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Solution

The fourth proportional to 242,555,912.80, 363,833,869.20 and 96,917,459.20 is: 145,376,188.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,555,912.80 : 363,833,869.20 = 96,917,459.20 : x
  2. Step 2: Convert to fraction form
    242,555,912.80/363,833,869.20 = 96,917,459.20/x
  3. Step 3: Cross multiply
    242,555,912.80x = 363,833,869.20 × 96,917,459.20
  4. Step 4: Simplify right side
    242,555,912.80x = 35,261,854,173,769,136
  5. Step 5: Solve for x
    x = 35,261,854,173,769,136/242,555,912.80
  6. Step 6: Final answer
    x = 145,376,188.80

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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.