Home / 65,232,222,647.05-97,862,417,726.96-19,856,479,051.33

Finding the Fourth Proportional to 65,232,222,647.05, 97,862,417,726.96 and 19,856,479,051.33

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Solution

The fourth proportional to 65,232,222,647.05, 97,862,417,726.96 and 19,856,479,051.33 is: 29,789,005,627.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,232,222,647.05 : 97,862,417,726.96 = 19,856,479,051.33 : x
  2. Step 2: Convert to fraction form
    65,232,222,647.05/97,862,417,726.96 = 19,856,479,051.33/x
  3. Step 3: Cross multiply
    65,232,222,647.05x = 97,862,417,726.96 × 19,856,479,051.33
  4. Step 4: Simplify right side
    65,232,222,647.05x = 1,943,203,047,507,887,128,576
  5. Step 5: Solve for x
    x = 1,943,203,047,507,887,128,576/65,232,222,647.05
  6. Step 6: Final answer
    x = 29,789,005,627.20

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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.