Home / 159,230,145,936.83-238,846,111,800.09-53,111,920,863.76

Finding the Fourth Proportional to 159,230,145,936.83, 238,846,111,800.09 and 53,111,920,863.76

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Solution

The fourth proportional to 159,230,145,936.83, 238,846,111,800.09 and 53,111,920,863.76 is: 79,668,179,124.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,230,145,936.83 : 238,846,111,800.09 = 53,111,920,863.76 : x
  2. Step 2: Convert to fraction form
    159,230,145,936.83/238,846,111,800.09 = 53,111,920,863.76/x
  3. Step 3: Cross multiply
    159,230,145,936.83x = 238,846,111,800.09 × 53,111,920,863.76
  4. Step 4: Simplify right side
    159,230,145,936.83x = 12,685,575,788,543,153,799,168
  5. Step 5: Solve for x
    x = 12,685,575,788,543,153,799,168/159,230,145,936.83
  6. Step 6: Final answer
    x = 79,668,179,124.67

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1.5x scale

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.