Home / 137,760,831,374.22-190,109,945,752.11-74,396,058,062.22

Finding the Fourth Proportional to 137,760,831,374.22, 190,109,945,752.11 and 74,396,058,062.22

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Solution

The fourth proportional to 137,760,831,374.22, 190,109,945,752.11 and 74,396,058,062.22 is: 102,666,559,291.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,760,831,374.22 : 190,109,945,752.11 = 74,396,058,062.22 : x
  2. Step 2: Convert to fraction form
    137,760,831,374.22/190,109,945,752.11 = 74,396,058,062.22/x
  3. Step 3: Cross multiply
    137,760,831,374.22x = 190,109,945,752.11 × 74,396,058,062.22
  4. Step 4: Simplify right side
    137,760,831,374.22x = 14,143,430,562,379,468,898,304
  5. Step 5: Solve for x
    x = 14,143,430,562,379,468,898,304/137,760,831,374.22
  6. Step 6: Final answer
    x = 102,666,559,291.88

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1.5x scale

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.