Home / 982,902,010.98-1,474,358,528.10-327,851,238.93

Finding the Fourth Proportional to 982,902,010.98, 1,474,358,528.10 and 327,851,238.93

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Solution

The fourth proportional to 982,902,010.98, 1,474,358,528.10 and 327,851,238.93 is: 491,778,696.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,902,010.98 : 1,474,358,528.10 = 327,851,238.93 : x
  2. Step 2: Convert to fraction form
    982,902,010.98/1,474,358,528.10 = 327,851,238.93/x
  3. Step 3: Cross multiply
    982,902,010.98x = 1,474,358,528.10 × 327,851,238.93
  4. Step 4: Simplify right side
    982,902,010.98x = 483,370,270,064,596,224
  5. Step 5: Solve for x
    x = 483,370,270,064,596,224/982,902,010.98
  6. Step 6: Final answer
    x = 491,778,696.82

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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.