Home / 221,424,010.30-332,136,015.45-98,602,090.30

Finding the Fourth Proportional to 221,424,010.30, 332,136,015.45 and 98,602,090.30

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Solution

The fourth proportional to 221,424,010.30, 332,136,015.45 and 98,602,090.30 is: 147,903,135.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,424,010.30 : 332,136,015.45 = 98,602,090.30 : x
  2. Step 2: Convert to fraction form
    221,424,010.30/332,136,015.45 = 98,602,090.30/x
  3. Step 3: Cross multiply
    221,424,010.30x = 332,136,015.45 × 98,602,090.30
  4. Step 4: Simplify right side
    221,424,010.30x = 32,749,305,387,283,092
  5. Step 5: Solve for x
    x = 32,749,305,387,283,092/221,424,010.30
  6. Step 6: Final answer
    x = 147,903,135.45

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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.