Home / 9,139,182,564.58-12,613,880,664.38-5,928,072,055.97

Finding the Fourth Proportional to 9,139,182,564.58, 12,613,880,664.38 and 5,928,072,055.97

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Solution

The fourth proportional to 9,139,182,564.58, 12,613,880,664.38 and 5,928,072,055.97 is: 8,181,912,655.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,139,182,564.58 : 12,613,880,664.38 = 5,928,072,055.97 : x
  2. Step 2: Convert to fraction form
    9,139,182,564.58/12,613,880,664.38 = 5,928,072,055.97/x
  3. Step 3: Cross multiply
    9,139,182,564.58x = 12,613,880,664.38 × 5,928,072,055.97
  4. Step 4: Simplify right side
    9,139,182,564.58x = 74,775,993,483,800,166,400
  5. Step 5: Solve for x
    x = 74,775,993,483,800,166,400/9,139,182,564.58
  6. Step 6: Final answer
    x = 8,181,912,655.25

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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.