Home / 169,859,071.98-254,786,047.56-76,420,056.29

Finding the Fourth Proportional to 169,859,071.98, 254,786,047.56 and 76,420,056.29

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Solution

The fourth proportional to 169,859,071.98, 254,786,047.56 and 76,420,056.29 is: 114,628,932.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,859,071.98 : 254,786,047.56 = 76,420,056.29 : x
  2. Step 2: Convert to fraction form
    169,859,071.98/254,786,047.56 = 76,420,056.29/x
  3. Step 3: Cross multiply
    169,859,071.98x = 254,786,047.56 × 76,420,056.29
  4. Step 4: Simplify right side
    169,859,071.98x = 19,470,764,095,167,888
  5. Step 5: Solve for x
    x = 19,470,764,095,167,888/169,859,071.98
  6. Step 6: Final answer
    x = 114,628,932.49

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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.