Home / 6,355,628,187.84-8,770,629,464.64-3,679,521,209.28

Finding the Fourth Proportional to 6,355,628,187.84, 8,770,629,464.64 and 3,679,521,209.28

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Solution

The fourth proportional to 6,355,628,187.84, 8,770,629,464.64 and 3,679,521,209.28 is: 5,077,659,702.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,355,628,187.84 : 8,770,629,464.64 = 3,679,521,209.28 : x
  2. Step 2: Convert to fraction form
    6,355,628,187.84/8,770,629,464.64 = 3,679,521,209.28/x
  3. Step 3: Cross multiply
    6,355,628,187.84x = 8,770,629,464.64 × 3,679,521,209.28
  4. Step 4: Simplify right side
    6,355,628,187.84x = 32,271,717,133,878,972,416
  5. Step 5: Solve for x
    x = 32,271,717,133,878,972,416/6,355,628,187.84
  6. Step 6: Final answer
    x = 5,077,659,702.56

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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.