Home / 88,106,784.54-121,580,244.88-50,939,460.39

Finding the Fourth Proportional to 88,106,784.54, 121,580,244.88 and 50,939,460.39

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Solution

The fourth proportional to 88,106,784.54, 121,580,244.88 and 50,939,460.39 is: 70,292,340.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,106,784.54 : 121,580,244.88 = 50,939,460.39 : x
  2. Step 2: Convert to fraction form
    88,106,784.54/121,580,244.88 = 50,939,460.39/x
  3. Step 3: Cross multiply
    88,106,784.54x = 121,580,244.88 × 50,939,460.39
  4. Step 4: Simplify right side
    88,106,784.54x = 6,193,232,068,016,563
  5. Step 5: Solve for x
    x = 6,193,232,068,016,563/88,106,784.54
  6. Step 6: Final answer
    x = 70,292,340.15

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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.