Home / 1,189,258,511.06-1,783,876,406.59-723,048,650.73

Finding the Fourth Proportional to 1,189,258,511.06, 1,783,876,406.59 and 723,048,650.73

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Solution

The fourth proportional to 1,189,258,511.06, 1,783,876,406.59 and 723,048,650.73 is: 1,084,566,069.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,258,511.06 : 1,783,876,406.59 = 723,048,650.73 : x
  2. Step 2: Convert to fraction form
    1,189,258,511.06/1,783,876,406.59 = 723,048,650.73/x
  3. Step 3: Cross multiply
    1,189,258,511.06x = 1,783,876,406.59 × 723,048,650.73
  4. Step 4: Simplify right side
    1,189,258,511.06x = 1,289,829,428,845,060,864
  5. Step 5: Solve for x
    x = 1,289,829,428,845,060,864/1,189,258,511.06
  6. Step 6: Final answer
    x = 1,084,566,069.41

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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.