Home / 89,071,422,157.08-122,919,048,513.24-52,451,135,222.04

Finding the Fourth Proportional to 89,071,422,157.08, 122,919,048,513.24 and 52,451,135,222.04

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Solution

The fourth proportional to 89,071,422,157.08, 122,919,048,513.24 and 52,451,135,222.04 is: 72,382,852,757.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,071,422,157.08 : 122,919,048,513.24 = 52,451,135,222.04 : x
  2. Step 2: Convert to fraction form
    89,071,422,157.08/122,919,048,513.24 = 52,451,135,222.04/x
  3. Step 3: Cross multiply
    89,071,422,157.08x = 122,919,048,513.24 × 52,451,135,222.04
  4. Step 4: Simplify right side
    89,071,422,157.08x = 6,447,243,634,932,446,134,272
  5. Step 5: Solve for x
    x = 6,447,243,634,932,446,134,272/89,071,422,157.08
  6. Step 6: Final answer
    x = 72,382,852,757.90

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1.5x scale

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.