Home / 943,699,360.29-1,302,863,754.92-838,988,211.45

Finding the Fourth Proportional to 943,699,360.29, 1,302,863,754.92 and 838,988,211.45

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Solution

The fourth proportional to 943,699,360.29, 1,302,863,754.92 and 838,988,211.45 is: 1,158,300,384.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,699,360.29 : 1,302,863,754.92 = 838,988,211.45 : x
  2. Step 2: Convert to fraction form
    943,699,360.29/1,302,863,754.92 = 838,988,211.45/x
  3. Step 3: Cross multiply
    943,699,360.29x = 1,302,863,754.92 × 838,988,211.45
  4. Step 4: Simplify right side
    943,699,360.29x = 1,093,087,331,504,052,736
  5. Step 5: Solve for x
    x = 1,093,087,331,504,052,736/943,699,360.29
  6. Step 6: Final answer
    x = 1,158,300,384.11

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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.