Home / 12,288,196,614.51-16,957,740,805.29-6,649,472,972.79

Finding the Fourth Proportional to 12,288,196,614.51, 16,957,740,805.29 and 6,649,472,972.79

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Solution

The fourth proportional to 12,288,196,614.51, 16,957,740,805.29 and 6,649,472,972.79 is: 9,176,288,653.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,288,196,614.51 : 16,957,740,805.29 = 6,649,472,972.79 : x
  2. Step 2: Convert to fraction form
    12,288,196,614.51/16,957,740,805.29 = 6,649,472,972.79/x
  3. Step 3: Cross multiply
    12,288,196,614.51x = 16,957,740,805.29 × 6,649,472,972.79
  4. Step 4: Simplify right side
    12,288,196,614.51x = 112,760,039,164,353,986,560
  5. Step 5: Solve for x
    x = 112,760,039,164,353,986,560/12,288,196,614.51
  6. Step 6: Final answer
    x = 9,176,288,653.39

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Double scale
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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.