Home / 43,028,397,408.40-64,456,158,379.56-21,425,878,444

Finding the Fourth Proportional to 43,028,397,408.40, 64,456,158,379.56 and 21,425,878,444

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Solution

The fourth proportional to 43,028,397,408.40, 64,456,158,379.56 and 21,425,878,444 is: 32,095,776,221.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,028,397,408.40 : 64,456,158,379.56 = 21,425,878,444 : x
  2. Step 2: Convert to fraction form
    43,028,397,408.40/64,456,158,379.56 = 21,425,878,444/x
  3. Step 3: Cross multiply
    43,028,397,408.40x = 64,456,158,379.56 × 21,425,878,444
  4. Step 4: Simplify right side
    43,028,397,408.40x = 1,381,029,814,407,664,500,736
  5. Step 5: Solve for x
    x = 1,381,029,814,407,664,500,736/43,028,397,408.40
  6. Step 6: Final answer
    x = 32,095,776,221.92

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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.