Home / 190,058,491.70-262,280,720.63-103,138,363.70

Finding the Fourth Proportional to 190,058,491.70, 262,280,720.63 and 103,138,363.70

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Solution

The fourth proportional to 190,058,491.70, 262,280,720.63 and 103,138,363.70 is: 142,330,943.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,058,491.70 : 262,280,720.63 = 103,138,363.70 : x
  2. Step 2: Convert to fraction form
    190,058,491.70/262,280,720.63 = 103,138,363.70/x
  3. Step 3: Cross multiply
    190,058,491.70x = 262,280,720.63 × 103,138,363.70
  4. Step 4: Simplify right side
    190,058,491.70x = 27,051,204,355,319,344
  5. Step 5: Solve for x
    x = 27,051,204,355,319,344/190,058,491.70
  6. Step 6: Final answer
    x = 142,330,943.03

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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.