Home / 99,462,845,078.98-149,271,634,650.93-69,422,018,408.26

Finding the Fourth Proportional to 99,462,845,078.98, 149,271,634,650.93 and 69,422,018,408.26

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Solution

The fourth proportional to 99,462,845,078.98, 149,271,634,650.93 and 69,422,018,408.26 is: 104,187,027,430.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,462,845,078.98 : 149,271,634,650.93 = 69,422,018,408.26 : x
  2. Step 2: Convert to fraction form
    99,462,845,078.98/149,271,634,650.93 = 69,422,018,408.26/x
  3. Step 3: Cross multiply
    99,462,845,078.98x = 149,271,634,650.93 × 69,422,018,408.26
  4. Step 4: Simplify right side
    99,462,845,078.98x = 10,362,738,168,567,921,901,568
  5. Step 5: Solve for x
    x = 10,362,738,168,567,921,901,568/99,462,845,078.98
  6. Step 6: Final answer
    x = 104,187,027,430.59

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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.