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Finding the Fourth Proportional to 504,902,401.20, 757,353,601.80 and 159,883,030.80

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Solution

The fourth proportional to 504,902,401.20, 757,353,601.80 and 159,883,030.80 is: 239,824,546.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,902,401.20 : 757,353,601.80 = 159,883,030.80 : x
  2. Step 2: Convert to fraction form
    504,902,401.20/757,353,601.80 = 159,883,030.80/x
  3. Step 3: Cross multiply
    504,902,401.20x = 757,353,601.80 × 159,883,030.80
  4. Step 4: Simplify right side
    504,902,401.20x = 121,087,989,243,080,336
  5. Step 5: Solve for x
    x = 121,087,989,243,080,336/504,902,401.20
  6. Step 6: Final answer
    x = 239,824,546.20

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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.