Home / 210,542,103.95-290,528,604.92-116,454,226.19

Finding the Fourth Proportional to 210,542,103.95, 290,528,604.92 and 116,454,226.19

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Solution

The fourth proportional to 210,542,103.95, 290,528,604.92 and 116,454,226.19 is: 160,696,047.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,542,103.95 : 290,528,604.92 = 116,454,226.19 : x
  2. Step 2: Convert to fraction form
    210,542,103.95/290,528,604.92 = 116,454,226.19/x
  3. Step 3: Cross multiply
    210,542,103.95x = 290,528,604.92 × 116,454,226.19
  4. Step 4: Simplify right side
    210,542,103.95x = 33,833,283,870,857,320
  5. Step 5: Solve for x
    x = 33,833,283,870,857,320/210,542,103.95
  6. Step 6: Final answer
    x = 160,696,047.19

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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.