Home / 28,086,772,305.94-42,125,673,759.63-8,185,004,486.04

Finding the Fourth Proportional to 28,086,772,305.94, 42,125,673,759.63 and 8,185,004,486.04

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Solution

The fourth proportional to 28,086,772,305.94, 42,125,673,759.63 and 8,185,004,486.04 is: 12,276,199,804.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,086,772,305.94 : 42,125,673,759.63 = 8,185,004,486.04 : x
  2. Step 2: Convert to fraction form
    28,086,772,305.94/42,125,673,759.63 = 8,185,004,486.04/x
  3. Step 3: Cross multiply
    28,086,772,305.94x = 42,125,673,759.63 × 8,185,004,486.04
  4. Step 4: Simplify right side
    28,086,772,305.94x = 344,798,828,700,134,342,656
  5. Step 5: Solve for x
    x = 344,798,828,700,134,342,656/28,086,772,305.94
  6. Step 6: Final answer
    x = 12,276,199,804.82

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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.