Home / 38,911,957,882,105-53,700,050,079,315-21,353,907,975,521

Finding the Fourth Proportional to 38,911,957,882,105, 53,700,050,079,315 and 21,353,907,975,521

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Solution

The fourth proportional to 38,911,957,882,105, 53,700,050,079,315 and 21,353,907,975,521 is: 29,469,242,620,708.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,911,957,882,105 : 53,700,050,079,315 = 21,353,907,975,521 : x
  2. Step 2: Convert to fraction form
    38,911,957,882,105/53,700,050,079,315 = 21,353,907,975,521/x
  3. Step 3: Cross multiply
    38,911,957,882,105x = 53,700,050,079,315 × 21,353,907,975,521
  4. Step 4: Simplify right side
    38,911,957,882,105x = 1,146,705,927,674,561,688,200,282,112
  5. Step 5: Solve for x
    x = 1,146,705,927,674,561,688,200,282,112/38,911,957,882,105
  6. Step 6: Final answer
    x = 29,469,242,620,708.99

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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.