Home / 2,515,047,302.19-3,470,664,227.72-1,370,589,104.51

Finding the Fourth Proportional to 2,515,047,302.19, 3,470,664,227.72 and 1,370,589,104.51

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Solution

The fourth proportional to 2,515,047,302.19, 3,470,664,227.72 and 1,370,589,104.51 is: 1,891,357,896.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515,047,302.19 : 3,470,664,227.72 = 1,370,589,104.51 : x
  2. Step 2: Convert to fraction form
    2,515,047,302.19/3,470,664,227.72 = 1,370,589,104.51/x
  3. Step 3: Cross multiply
    2,515,047,302.19x = 3,470,664,227.72 × 1,370,589,104.51
  4. Step 4: Simplify right side
    2,515,047,302.19x = 4,756,854,575,914,280,960
  5. Step 5: Solve for x
    x = 4,756,854,575,914,280,960/2,515,047,302.19
  6. Step 6: Final answer
    x = 1,891,357,896.83

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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.