Home / 1,434,286,878.41-1,979,263,636.94-799,174,554.22

Finding the Fourth Proportional to 1,434,286,878.41, 1,979,263,636.94 and 799,174,554.22

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Solution

The fourth proportional to 1,434,286,878.41, 1,979,263,636.94 and 799,174,554.22 is: 1,102,831,768.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,286,878.41 : 1,979,263,636.94 = 799,174,554.22 : x
  2. Step 2: Convert to fraction form
    1,434,286,878.41/1,979,263,636.94 = 799,174,554.22/x
  3. Step 3: Cross multiply
    1,434,286,878.41x = 1,979,263,636.94 × 799,174,554.22
  4. Step 4: Simplify right side
    1,434,286,878.41x = 1,581,777,134,739,852,544
  5. Step 5: Solve for x
    x = 1,581,777,134,739,852,544/1,434,286,878.41
  6. Step 6: Final answer
    x = 1,102,831,768.56

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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.