Home / 56,012,227,746.08-77,297,107,175.42-30,291,507,663.75

Finding the Fourth Proportional to 56,012,227,746.08, 77,297,107,175.42 and 30,291,507,663.75

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Solution

The fourth proportional to 56,012,227,746.08, 77,297,107,175.42 and 30,291,507,663.75 is: 41,802,406,521.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,012,227,746.08 : 77,297,107,175.42 = 30,291,507,663.75 : x
  2. Step 2: Convert to fraction form
    56,012,227,746.08/77,297,107,175.42 = 30,291,507,663.75/x
  3. Step 3: Cross multiply
    56,012,227,746.08x = 77,297,107,175.42 × 30,291,507,663.75
  4. Step 4: Simplify right side
    56,012,227,746.08x = 2,341,445,914,389,940,011,008
  5. Step 5: Solve for x
    x = 2,341,445,914,389,940,011,008/56,012,227,746.08
  6. Step 6: Final answer
    x = 41,802,406,521.03

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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.