Home / 88,839,872,792.21-132,336,456,947.64-84,028,014,659.45

Finding the Fourth Proportional to 88,839,872,792.21, 132,336,456,947.64 and 84,028,014,659.45

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Solution

The fourth proportional to 88,839,872,792.21, 132,336,456,947.64 and 84,028,014,659.45 is: 125,168,681,526.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,839,872,792.21 : 132,336,456,947.64 = 84,028,014,659.45 : x
  2. Step 2: Convert to fraction form
    88,839,872,792.21/132,336,456,947.64 = 84,028,014,659.45/x
  3. Step 3: Cross multiply
    88,839,872,792.21x = 132,336,456,947.64 × 84,028,014,659.45
  4. Step 4: Simplify right side
    88,839,872,792.21x = 11,119,969,744,375,307,567,104
  5. Step 5: Solve for x
    x = 11,119,969,744,375,307,567,104/88,839,872,792.21
  6. Step 6: Final answer
    x = 125,168,681,526.42

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.