Home / 9,406,254,829.42-12,980,907,309.10-5,119,745,785.62

Finding the Fourth Proportional to 9,406,254,829.42, 12,980,907,309.10 and 5,119,745,785.62

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Solution

The fourth proportional to 9,406,254,829.42, 12,980,907,309.10 and 5,119,745,785.62 is: 7,065,399,215.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,406,254,829.42 : 12,980,907,309.10 = 5,119,745,785.62 : x
  2. Step 2: Convert to fraction form
    9,406,254,829.42/12,980,907,309.10 = 5,119,745,785.62/x
  3. Step 3: Cross multiply
    9,406,254,829.42x = 12,980,907,309.10 × 5,119,745,785.62
  4. Step 4: Simplify right side
    9,406,254,829.42x = 66,458,945,489,258,504,192
  5. Step 5: Solve for x
    x = 66,458,945,489,258,504,192/9,406,254,829.42
  6. Step 6: Final answer
    x = 7,065,399,215.15

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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.