Home / 131,294,069.20-196,765,064.56-102,183,060.32

Finding the Fourth Proportional to 131,294,069.20, 196,765,064.56 and 102,183,060.32

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Solution

The fourth proportional to 131,294,069.20, 196,765,064.56 and 102,183,060.32 is: 153,137,583.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,294,069.20 : 196,765,064.56 = 102,183,060.32 : x
  2. Step 2: Convert to fraction form
    131,294,069.20/196,765,064.56 = 102,183,060.32/x
  3. Step 3: Cross multiply
    131,294,069.20x = 196,765,064.56 × 102,183,060.32
  4. Step 4: Simplify right side
    131,294,069.20x = 20,106,056,460,803,172
  5. Step 5: Solve for x
    x = 20,106,056,460,803,172/131,294,069.20
  6. Step 6: Final answer
    x = 153,137,583.31

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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.