Home / 1,685,769,027,378.30-2,529,150,270,694.50-679,095,779,926.15

Finding the Fourth Proportional to 1,685,769,027,378.30, 2,529,150,270,694.50 and 679,095,779,926.15

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Solution

The fourth proportional to 1,685,769,027,378.30, 2,529,150,270,694.50 and 679,095,779,926.15 is: 1,018,843,772,624.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,769,027,378.30 : 2,529,150,270,694.50 = 679,095,779,926.15 : x
  2. Step 2: Convert to fraction form
    1,685,769,027,378.30/2,529,150,270,694.50 = 679,095,779,926.15/x
  3. Step 3: Cross multiply
    1,685,769,027,378.30x = 2,529,150,270,694.50 × 679,095,779,926.15
  4. Step 4: Simplify right side
    1,685,769,027,378.30x = 1,717,535,275,627,714,933,948,416
  5. Step 5: Solve for x
    x = 1,717,535,275,627,714,933,948,416/1,685,769,027,378.30
  6. Step 6: Final answer
    x = 1,018,843,772,624.54

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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.