Home / 84,551,661.24-116,681,516.46-49,745,663.16

Finding the Fourth Proportional to 84,551,661.24, 116,681,516.46 and 49,745,663.16

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Solution

The fourth proportional to 84,551,661.24, 116,681,516.46 and 49,745,663.16 is: 68,649,146.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,551,661.24 : 116,681,516.46 = 49,745,663.16 : x
  2. Step 2: Convert to fraction form
    84,551,661.24/116,681,516.46 = 49,745,663.16/x
  3. Step 3: Cross multiply
    84,551,661.24x = 116,681,516.46 × 49,745,663.16
  4. Step 4: Simplify right side
    84,551,661.24x = 5,804,399,414,817,155
  5. Step 5: Solve for x
    x = 5,804,399,414,817,155/84,551,661.24
  6. Step 6: Final answer
    x = 68,649,146.92

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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.