Home / 18,085,863,790.39-27,131,886,376.73-7,456,277,432.02

Finding the Fourth Proportional to 18,085,863,790.39, 27,131,886,376.73 and 7,456,277,432.02

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Solution

The fourth proportional to 18,085,863,790.39, 27,131,886,376.73 and 7,456,277,432.02 is: 11,185,690,350.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,085,863,790.39 : 27,131,886,376.73 = 7,456,277,432.02 : x
  2. Step 2: Convert to fraction form
    18,085,863,790.39/27,131,886,376.73 = 7,456,277,432.02/x
  3. Step 3: Cross multiply
    18,085,863,790.39x = 27,131,886,376.73 × 7,456,277,432.02
  4. Step 4: Simplify right side
    18,085,863,790.39x = 202,302,872,078,905,507,840
  5. Step 5: Solve for x
    x = 202,302,872,078,905,507,840/18,085,863,790.39
  6. Step 6: Final answer
    x = 11,185,690,350.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.