Home / 137,824,437.89-190,201,781.39-75,948,762.26

Finding the Fourth Proportional to 137,824,437.89, 190,201,781.39 and 75,948,762.26

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Solution

The fourth proportional to 137,824,437.89, 190,201,781.39 and 75,948,762.26 is: 104,811,527.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,824,437.89 : 190,201,781.39 = 75,948,762.26 : x
  2. Step 2: Convert to fraction form
    137,824,437.89/190,201,781.39 = 75,948,762.26/x
  3. Step 3: Cross multiply
    137,824,437.89x = 190,201,781.39 × 75,948,762.26
  4. Step 4: Simplify right side
    137,824,437.89x = 14,445,589,874,886,848
  5. Step 5: Solve for x
    x = 14,445,589,874,886,848/137,824,437.89
  6. Step 6: Final answer
    x = 104,811,527.60

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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.