Home / 149,237,683.93-205,945,910.37-83,160,967.20

Finding the Fourth Proportional to 149,237,683.93, 205,945,910.37 and 83,160,967.20

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Solution

The fourth proportional to 149,237,683.93, 205,945,910.37 and 83,160,967.20 is: 114,760,968.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,237,683.93 : 205,945,910.37 = 83,160,967.20 : x
  2. Step 2: Convert to fraction form
    149,237,683.93/205,945,910.37 = 83,160,967.20/x
  3. Step 3: Cross multiply
    149,237,683.93x = 205,945,910.37 × 83,160,967.20
  4. Step 4: Simplify right side
    149,237,683.93x = 17,126,661,097,253,710
  5. Step 5: Solve for x
    x = 17,126,661,097,253,710/149,237,683.93
  6. Step 6: Final answer
    x = 114,760,968.18

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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.