Home / 348,931,220.56-481,525,160.19-190,161,381.13

Finding the Fourth Proportional to 348,931,220.56, 481,525,160.19 and 190,161,381.13

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Solution

The fourth proportional to 348,931,220.56, 481,525,160.19 and 190,161,381.13 is: 262,422,747.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,931,220.56 : 481,525,160.19 = 190,161,381.13 : x
  2. Step 2: Convert to fraction form
    348,931,220.56/481,525,160.19 = 190,161,381.13/x
  3. Step 3: Cross multiply
    348,931,220.56x = 481,525,160.19 × 190,161,381.13
  4. Step 4: Simplify right side
    348,931,220.56x = 91,567,489,510,574,896
  5. Step 5: Solve for x
    x = 91,567,489,510,574,896/348,931,220.56
  6. Step 6: Final answer
    x = 262,422,747.28

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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.