Home / 115,467,895.84-159,345,683.04-69,058,142.32

Finding the Fourth Proportional to 115,467,895.84, 159,345,683.04 and 69,058,142.32

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Solution

The fourth proportional to 115,467,895.84, 159,345,683.04 and 69,058,142.32 is: 95,300,228.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,467,895.84 : 159,345,683.04 = 69,058,142.32 : x
  2. Step 2: Convert to fraction form
    115,467,895.84/159,345,683.04 = 69,058,142.32/x
  3. Step 3: Cross multiply
    115,467,895.84x = 159,345,683.04 × 69,058,142.32
  4. Step 4: Simplify right side
    115,467,895.84x = 11,004,116,857,453,928
  5. Step 5: Solve for x
    x = 11,004,116,857,453,928/115,467,895.84
  6. Step 6: Final answer
    x = 95,300,228.50

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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.