Home / 7,639,186,742.83-11,458,777,417.23-2,042,978,383.46

Finding the Fourth Proportional to 7,639,186,742.83, 11,458,777,417.23 and 2,042,978,383.46

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Solution

The fourth proportional to 7,639,186,742.83, 11,458,777,417.23 and 2,042,978,383.46 is: 3,064,466,853.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,639,186,742.83 : 11,458,777,417.23 = 2,042,978,383.46 : x
  2. Step 2: Convert to fraction form
    7,639,186,742.83/11,458,777,417.23 = 2,042,978,383.46/x
  3. Step 3: Cross multiply
    7,639,186,742.83x = 11,458,777,417.23 × 2,042,978,383.46
  4. Step 4: Simplify right side
    7,639,186,742.83x = 23,410,034,564,280,500,224
  5. Step 5: Solve for x
    x = 23,410,034,564,280,500,224/7,639,186,742.83
  6. Step 6: Final answer
    x = 3,064,466,853.92

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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.