Home / 88,307,876.34-121,867,577.73-49,151,828.34

Finding the Fourth Proportional to 88,307,876.34, 121,867,577.73 and 49,151,828.34

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Solution

The fourth proportional to 88,307,876.34, 121,867,577.73 and 49,151,828.34 is: 67,831,030.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,307,876.34 : 121,867,577.73 = 49,151,828.34 : x
  2. Step 2: Convert to fraction form
    88,307,876.34/121,867,577.73 = 49,151,828.34/x
  3. Step 3: Cross multiply
    88,307,876.34x = 121,867,577.73 × 49,151,828.34
  4. Step 4: Simplify right side
    88,307,876.34x = 5,990,014,260,796,568
  5. Step 5: Solve for x
    x = 5,990,014,260,796,568/88,307,876.34
  6. Step 6: Final answer
    x = 67,831,030.58

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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.