Home / 28,313,606,410.92-42,476,004,413.40-10,386,151,383.08

Finding the Fourth Proportional to 28,313,606,410.92, 42,476,004,413.40 and 10,386,151,383.08

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Solution

The fourth proportional to 28,313,606,410.92, 42,476,004,413.40 and 10,386,151,383.08 is: 15,581,279,388.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,313,606,410.92 : 42,476,004,413.40 = 10,386,151,383.08 : x
  2. Step 2: Convert to fraction form
    28,313,606,410.92/42,476,004,413.40 = 10,386,151,383.08/x
  3. Step 3: Cross multiply
    28,313,606,410.92x = 42,476,004,413.40 × 10,386,151,383.08
  4. Step 4: Simplify right side
    28,313,606,410.92x = 441,162,211,985,819,172,864
  5. Step 5: Solve for x
    x = 441,162,211,985,819,172,864/28,313,606,410.92
  6. Step 6: Final answer
    x = 15,581,279,388.55

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1.5x scale

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.