Home / 105,330,233.20-157,759,420.20-102,970,937.20

Finding the Fourth Proportional to 105,330,233.20, 157,759,420.20 and 102,970,937.20

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Solution

The fourth proportional to 105,330,233.20, 157,759,420.20 and 102,970,937.20 is: 154,225,760.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,330,233.20 : 157,759,420.20 = 102,970,937.20 : x
  2. Step 2: Convert to fraction form
    105,330,233.20/157,759,420.20 = 102,970,937.20/x
  3. Step 3: Cross multiply
    105,330,233.20x = 157,759,420.20 × 102,970,937.20
  4. Step 4: Simplify right side
    105,330,233.20x = 16,244,635,350,122,610
  5. Step 5: Solve for x
    x = 16,244,635,350,122,610/105,330,233.20
  6. Step 6: Final answer
    x = 154,225,760.80

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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.