Home / 2,258,845,903.87-3,117,282,955.22-1,255,305,768.69

Finding the Fourth Proportional to 2,258,845,903.87, 3,117,282,955.22 and 1,255,305,768.69

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Solution

The fourth proportional to 2,258,845,903.87, 3,117,282,955.22 and 1,255,305,768.69 is: 1,732,363,978.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258,845,903.87 : 3,117,282,955.22 = 1,255,305,768.69 : x
  2. Step 2: Convert to fraction form
    2,258,845,903.87/3,117,282,955.22 = 1,255,305,768.69/x
  3. Step 3: Cross multiply
    2,258,845,903.87x = 3,117,282,955.22 × 1,255,305,768.69
  4. Step 4: Simplify right side
    2,258,845,903.87x = 3,913,143,276,323,892,736
  5. Step 5: Solve for x
    x = 3,913,143,276,323,892,736/2,258,845,903.87
  6. Step 6: Final answer
    x = 1,732,363,978.27

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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.