Home / 142,832,027.01-197,110,356.93-80,122,025.85

Finding the Fourth Proportional to 142,832,027.01, 197,110,356.93 and 80,122,025.85

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Solution

The fourth proportional to 142,832,027.01, 197,110,356.93 and 80,122,025.85 is: 110,569,607.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,832,027.01 : 197,110,356.93 = 80,122,025.85 : x
  2. Step 2: Convert to fraction form
    142,832,027.01/197,110,356.93 = 80,122,025.85/x
  3. Step 3: Cross multiply
    142,832,027.01x = 197,110,356.93 × 80,122,025.85
  4. Step 4: Simplify right side
    142,832,027.01x = 15,792,881,113,248,186
  5. Step 5: Solve for x
    x = 15,792,881,113,248,186/142,832,027.01
  6. Step 6: Final answer
    x = 110,569,607.14

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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.