Home / 8,758,128,002.08-12,085,589,188.12-5,141,298,597.56

Finding the Fourth Proportional to 8,758,128,002.08, 12,085,589,188.12 and 5,141,298,597.56

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Solution

The fourth proportional to 8,758,128,002.08, 12,085,589,188.12 and 5,141,298,597.56 is: 7,094,623,728.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,758,128,002.08 : 12,085,589,188.12 = 5,141,298,597.56 : x
  2. Step 2: Convert to fraction form
    8,758,128,002.08/12,085,589,188.12 = 5,141,298,597.56/x
  3. Step 3: Cross multiply
    8,758,128,002.08x = 12,085,589,188.12 × 5,141,298,597.56
  4. Step 4: Simplify right side
    8,758,128,002.08x = 62,135,622,743,567,663,104
  5. Step 5: Solve for x
    x = 62,135,622,743,567,663,104/8,758,128,002.08
  6. Step 6: Final answer
    x = 7,094,623,728.82

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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.