Home / 56,012,227,745.08-77,297,107,174.04-30,291,507,662.75

Finding the Fourth Proportional to 56,012,227,745.08, 77,297,107,174.04 and 30,291,507,662.75

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Solution

The fourth proportional to 56,012,227,745.08, 77,297,107,174.04 and 30,291,507,662.75 is: 41,802,406,519.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,012,227,745.08 : 77,297,107,174.04 = 30,291,507,662.75 : x
  2. Step 2: Convert to fraction form
    56,012,227,745.08/77,297,107,174.04 = 30,291,507,662.75/x
  3. Step 3: Cross multiply
    56,012,227,745.08x = 77,297,107,174.04 × 30,291,507,662.75
  4. Step 4: Simplify right side
    56,012,227,745.08x = 2,341,445,914,270,840,389,632
  5. Step 5: Solve for x
    x = 2,341,445,914,270,840,389,632/56,012,227,745.08
  6. Step 6: Final answer
    x = 41,802,406,519.65

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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.