Home / 906,619,089.60-1,359,928,634.40-834,059,678.40

Finding the Fourth Proportional to 906,619,089.60, 1,359,928,634.40 and 834,059,678.40

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Solution

The fourth proportional to 906,619,089.60, 1,359,928,634.40 and 834,059,678.40 is: 1,251,089,517.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,619,089.60 : 1,359,928,634.40 = 834,059,678.40 : x
  2. Step 2: Convert to fraction form
    906,619,089.60/1,359,928,634.40 = 834,059,678.40/x
  3. Step 3: Cross multiply
    906,619,089.60x = 1,359,928,634.40 × 834,059,678.40
  4. Step 4: Simplify right side
    906,619,089.60x = 1,134,261,639,454,615,168
  5. Step 5: Solve for x
    x = 1,134,261,639,454,615,168/906,619,089.60
  6. Step 6: Final answer
    x = 1,251,089,517.60

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.