Home / 684,288,404.20-1,025,536,811.10-275,009,530.60

Finding the Fourth Proportional to 684,288,404.20, 1,025,536,811.10 and 275,009,530.60

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Solution

The fourth proportional to 684,288,404.20, 1,025,536,811.10 and 275,009,530.60 is: 412,154,283.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,288,404.20 : 1,025,536,811.10 = 275,009,530.60 : x
  2. Step 2: Convert to fraction form
    684,288,404.20/1,025,536,811.10 = 275,009,530.60/x
  3. Step 3: Cross multiply
    684,288,404.20x = 1,025,536,811.10 × 275,009,530.60
  4. Step 4: Simplify right side
    684,288,404.20x = 282,032,397,033,631,904
  5. Step 5: Solve for x
    x = 282,032,397,033,631,904/684,288,404.20
  6. Step 6: Final answer
    x = 412,154,283.64

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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.