Home / 235,632,888,374.40-325,171,232,066.88-128,704,801,334.40

Finding the Fourth Proportional to 235,632,888,374.40, 325,171,232,066.88 and 128,704,801,334.40

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Solution

The fourth proportional to 235,632,888,374.40, 325,171,232,066.88 and 128,704,801,334.40 is: 177,611,449,367.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,632,888,374.40 : 325,171,232,066.88 = 128,704,801,334.40 : x
  2. Step 2: Convert to fraction form
    235,632,888,374.40/325,171,232,066.88 = 128,704,801,334.40/x
  3. Step 3: Cross multiply
    235,632,888,374.40x = 325,171,232,066.88 × 128,704,801,334.40
  4. Step 4: Simplify right side
    235,632,888,374.40x = 41,851,098,822,829,867,532,288
  5. Step 5: Solve for x
    x = 41,851,098,822,829,867,532,288/235,632,888,374.40
  6. Step 6: Final answer
    x = 177,611,449,367.51

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1.5x scale

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.