Home / 117,303,564.48-161,886,485.70-65,092,600.14

Finding the Fourth Proportional to 117,303,564.48, 161,886,485.70 and 65,092,600.14

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Solution

The fourth proportional to 117,303,564.48, 161,886,485.70 and 65,092,600.14 is: 89,831,987.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,303,564.48 : 161,886,485.70 = 65,092,600.14 : x
  2. Step 2: Convert to fraction form
    117,303,564.48/161,886,485.70 = 65,092,600.14/x
  3. Step 3: Cross multiply
    117,303,564.48x = 161,886,485.70 × 65,092,600.14
  4. Step 4: Simplify right side
    117,303,564.48x = 10,537,612,281,739,928
  5. Step 5: Solve for x
    x = 10,537,612,281,739,928/117,303,564.48
  6. Step 6: Final answer
    x = 89,831,987.02

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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.