Home / 14,157,983,148,554-19,537,808,814,360-7,907,939,379,815.40

Finding the Fourth Proportional to 14,157,983,148,554, 19,537,808,814,360 and 7,907,939,379,815.40

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Solution

The fourth proportional to 14,157,983,148,554, 19,537,808,814,360 and 7,907,939,379,815.40 is: 10,912,840,204,514.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,157,983,148,554 : 19,537,808,814,360 = 7,907,939,379,815.40 : x
  2. Step 2: Convert to fraction form
    14,157,983,148,554/19,537,808,814,360 = 7,907,939,379,815.40/x
  3. Step 3: Cross multiply
    14,157,983,148,554x = 19,537,808,814,360 × 7,907,939,379,815.40
  4. Step 4: Simplify right side
    14,157,983,148,554x = 154,503,807,718,381,882,330,578,944
  5. Step 5: Solve for x
    x = 154,503,807,718,381,882,330,578,944/14,157,983,148,554
  6. Step 6: Final answer
    x = 10,912,840,204,514.71

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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.