Home / 105,669,844.62-158,542,523.19-64,254,981.21

Finding the Fourth Proportional to 105,669,844.62, 158,542,523.19 and 64,254,981.21

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Solution

The fourth proportional to 105,669,844.62, 158,542,523.19 and 64,254,981.21 is: 96,405,430.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,669,844.62 : 158,542,523.19 = 64,254,981.21 : x
  2. Step 2: Convert to fraction form
    105,669,844.62/158,542,523.19 = 64,254,981.21/x
  3. Step 3: Cross multiply
    105,669,844.62x = 158,542,523.19 × 64,254,981.21
  4. Step 4: Simplify right side
    105,669,844.62x = 10,187,146,848,559,440
  5. Step 5: Solve for x
    x = 10,187,146,848,559,440/105,669,844.62
  6. Step 6: Final answer
    x = 96,405,430.38

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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.