Home / 944,791,864.40-1,417,187,796.60-858,627,563.60

Finding the Fourth Proportional to 944,791,864.40, 1,417,187,796.60 and 858,627,563.60

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Solution

The fourth proportional to 944,791,864.40, 1,417,187,796.60 and 858,627,563.60 is: 1,287,941,345.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,791,864.40 : 1,417,187,796.60 = 858,627,563.60 : x
  2. Step 2: Convert to fraction form
    944,791,864.40/1,417,187,796.60 = 858,627,563.60/x
  3. Step 3: Cross multiply
    944,791,864.40x = 1,417,187,796.60 × 858,627,563.60
  4. Step 4: Simplify right side
    944,791,864.40x = 1,216,836,504,958,310,400
  5. Step 5: Solve for x
    x = 1,216,836,504,958,310,400/944,791,864.40
  6. Step 6: Final answer
    x = 1,287,941,345.40

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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.