Home / 142,832,027.51-197,110,357.62-80,122,026.35

Finding the Fourth Proportional to 142,832,027.51, 197,110,357.62 and 80,122,026.35

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Solution

The fourth proportional to 142,832,027.51, 197,110,357.62 and 80,122,026.35 is: 110,569,607.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,832,027.51 : 197,110,357.62 = 80,122,026.35 : x
  2. Step 2: Convert to fraction form
    142,832,027.51/197,110,357.62 = 80,122,026.35/x
  3. Step 3: Cross multiply
    142,832,027.51x = 197,110,357.62 × 80,122,026.35
  4. Step 4: Simplify right side
    142,832,027.51x = 15,792,881,267,087,562
  5. Step 5: Solve for x
    x = 15,792,881,267,087,562/142,832,027.51
  6. Step 6: Final answer
    x = 110,569,607.83

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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.