Home / 407,885,784,646.44-562,884,132,766.80-222,491,533,808.08

Finding the Fourth Proportional to 407,885,784,646.44, 562,884,132,766.80 and 222,491,533,808.08

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Solution

The fourth proportional to 407,885,784,646.44, 562,884,132,766.80 and 222,491,533,808.08 is: 307,039,271,211.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,885,784,646.44 : 562,884,132,766.80 = 222,491,533,808.08 : x
  2. Step 2: Convert to fraction form
    407,885,784,646.44/562,884,132,766.80 = 222,491,533,808.08/x
  3. Step 3: Cross multiply
    407,885,784,646.44x = 562,884,132,766.80 × 222,491,533,808.08
  4. Step 4: Simplify right side
    407,885,784,646.44x = 125,236,954,055,516,276,916,224
  5. Step 5: Solve for x
    x = 125,236,954,055,516,276,916,224/407,885,784,646.44
  6. Step 6: Final answer
    x = 307,039,271,211.85

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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.