Home / 126,262,025.73-189,400,386.74-35,392,700.61

Finding the Fourth Proportional to 126,262,025.73, 189,400,386.74 and 35,392,700.61

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Solution

The fourth proportional to 126,262,025.73, 189,400,386.74 and 35,392,700.61 is: 53,091,110.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,262,025.73 : 189,400,386.74 = 35,392,700.61 : x
  2. Step 2: Convert to fraction form
    126,262,025.73/189,400,386.74 = 35,392,700.61/x
  3. Step 3: Cross multiply
    126,262,025.73x = 189,400,386.74 × 35,392,700.61
  4. Step 4: Simplify right side
    126,262,025.73x = 6,703,391,183,130,071
  5. Step 5: Solve for x
    x = 6,703,391,183,130,071/126,262,025.73
  6. Step 6: Final answer
    x = 53,091,110.68

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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.