Home / 698,976,004.80-1,048,464,007.20-469,055,236.80

Finding the Fourth Proportional to 698,976,004.80, 1,048,464,007.20 and 469,055,236.80

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Solution

The fourth proportional to 698,976,004.80, 1,048,464,007.20 and 469,055,236.80 is: 703,582,855.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,976,004.80 : 1,048,464,007.20 = 469,055,236.80 : x
  2. Step 2: Convert to fraction form
    698,976,004.80/1,048,464,007.20 = 469,055,236.80/x
  3. Step 3: Cross multiply
    698,976,004.80x = 1,048,464,007.20 × 469,055,236.80
  4. Step 4: Simplify right side
    698,976,004.80x = 491,787,533,173,472,960
  5. Step 5: Solve for x
    x = 491,787,533,173,472,960/698,976,004.80
  6. Step 6: Final answer
    x = 703,582,855.20

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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.