Home / 190,233,637.20-285,350,455.80-124,476,670.80

Finding the Fourth Proportional to 190,233,637.20, 285,350,455.80 and 124,476,670.80

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Solution

The fourth proportional to 190,233,637.20, 285,350,455.80 and 124,476,670.80 is: 186,715,006.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,233,637.20 : 285,350,455.80 = 124,476,670.80 : x
  2. Step 2: Convert to fraction form
    190,233,637.20/285,350,455.80 = 124,476,670.80/x
  3. Step 3: Cross multiply
    190,233,637.20x = 285,350,455.80 × 124,476,670.80
  4. Step 4: Simplify right side
    190,233,637.20x = 35,519,474,749,246,552
  5. Step 5: Solve for x
    x = 35,519,474,749,246,552/190,233,637.20
  6. Step 6: Final answer
    x = 186,715,006.20

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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.