Home / 6,131,229,451.65-8,461,095,336.38-3,311,837,405.08

Finding the Fourth Proportional to 6,131,229,451.65, 8,461,095,336.38 and 3,311,837,405.08

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Solution

The fourth proportional to 6,131,229,451.65, 8,461,095,336.38 and 3,311,837,405.08 is: 4,570,334,913.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,131,229,451.65 : 8,461,095,336.38 = 3,311,837,405.08 : x
  2. Step 2: Convert to fraction form
    6,131,229,451.65/8,461,095,336.38 = 3,311,837,405.08/x
  3. Step 3: Cross multiply
    6,131,229,451.65x = 8,461,095,336.38 × 3,311,837,405.08
  4. Step 4: Simplify right side
    6,131,229,451.65x = 28,021,772,022,971,228,160
  5. Step 5: Solve for x
    x = 28,021,772,022,971,228,160/6,131,229,451.65
  6. Step 6: Final answer
    x = 4,570,334,913.08

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Double scale
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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.