Home / 101,850,245.76-140,553,192.96-55,440,356.16

Finding the Fourth Proportional to 101,850,245.76, 140,553,192.96 and 55,440,356.16

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Solution

The fourth proportional to 101,850,245.76, 140,553,192.96 and 55,440,356.16 is: 76,507,611.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,850,245.76 : 140,553,192.96 = 55,440,356.16 : x
  2. Step 2: Convert to fraction form
    101,850,245.76/140,553,192.96 = 55,440,356.16/x
  3. Step 3: Cross multiply
    101,850,245.76x = 140,553,192.96 × 55,440,356.16
  4. Step 4: Simplify right side
    101,850,245.76x = 7,792,319,077,127,605
  5. Step 5: Solve for x
    x = 7,792,319,077,127,605/101,850,245.76
  6. Step 6: Final answer
    x = 76,507,611.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.