Home / 78,319,170,047.70-117,478,608,439.74-24,540,422,650.79

Finding the Fourth Proportional to 78,319,170,047.70, 117,478,608,439.74 and 24,540,422,650.79

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Solution

The fourth proportional to 78,319,170,047.70, 117,478,608,439.74 and 24,540,422,650.79 is: 36,810,588,030.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,319,170,047.70 : 117,478,608,439.74 = 24,540,422,650.79 : x
  2. Step 2: Convert to fraction form
    78,319,170,047.70/117,478,608,439.74 = 24,540,422,650.79/x
  3. Step 3: Cross multiply
    78,319,170,047.70x = 117,478,608,439.74 × 24,540,422,650.79
  4. Step 4: Simplify right side
    78,319,170,047.70x = 2,882,974,703,537,884,758,016
  5. Step 5: Solve for x
    x = 2,882,974,703,537,884,758,016/78,319,170,047.70
  6. Step 6: Final answer
    x = 36,810,588,030.77

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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.