Home / 190,076,239.71-262,305,246.38-103,156,111.71

Finding the Fourth Proportional to 190,076,239.71, 262,305,246.38 and 103,156,111.71

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Solution

The fourth proportional to 190,076,239.71, 262,305,246.38 and 103,156,111.71 is: 142,355,453.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,076,239.71 : 262,305,246.38 = 103,156,111.71 : x
  2. Step 2: Convert to fraction form
    190,076,239.71/262,305,246.38 = 103,156,111.71/x
  3. Step 3: Cross multiply
    190,076,239.71x = 262,305,246.38 × 103,156,111.71
  4. Step 4: Simplify right side
    190,076,239.71x = 27,058,389,297,178,572
  5. Step 5: Solve for x
    x = 27,058,389,297,178,572/190,076,239.71
  6. Step 6: Final answer
    x = 142,355,453.47

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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.