Home / 91,241,948-125,882,887.92-52,055,573.60

Finding the Fourth Proportional to 91,241,948, 125,882,887.92 and 52,055,573.60

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Solution

The fourth proportional to 91,241,948, 125,882,887.92 and 52,055,573.60 is: 71,819,005.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,241,948 : 125,882,887.92 = 52,055,573.60 : x
  2. Step 2: Convert to fraction form
    91,241,948/125,882,887.92 = 52,055,573.60/x
  3. Step 3: Cross multiply
    91,241,948x = 125,882,887.92 × 52,055,573.60
  4. Step 4: Simplify right side
    91,241,948x = 6,552,905,937,100,111
  5. Step 5: Solve for x
    x = 6,552,905,937,100,111/91,241,948
  6. Step 6: Final answer
    x = 71,819,005.19

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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.