Home / 1,911,286,010,359.20-2,867,381,172,018.80-620,494,769,410.91

Finding the Fourth Proportional to 1,911,286,010,359.20, 2,867,381,172,018.80 and 620,494,769,410.91

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Solution

The fourth proportional to 1,911,286,010,359.20, 2,867,381,172,018.80 and 620,494,769,410.91 is: 930,888,945,715.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,286,010,359.20 : 2,867,381,172,018.80 = 620,494,769,410.91 : x
  2. Step 2: Convert to fraction form
    1,911,286,010,359.20/2,867,381,172,018.80 = 620,494,769,410.91/x
  3. Step 3: Cross multiply
    1,911,286,010,359.20x = 2,867,381,172,018.80 × 620,494,769,410.91
  4. Step 4: Simplify right side
    1,911,286,010,359.20x = 1,779,195,019,144,990,080,106,496
  5. Step 5: Solve for x
    x = 1,779,195,019,144,990,080,106,496/1,911,286,010,359.20
  6. Step 6: Final answer
    x = 930,888,945,715.99

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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.