Home / 1,659,506,042.72-2,489,529,213.52-775,075,828.96

Finding the Fourth Proportional to 1,659,506,042.72, 2,489,529,213.52 and 775,075,828.96

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Solution

The fourth proportional to 1,659,506,042.72, 2,489,529,213.52 and 775,075,828.96 is: 1,162,739,917.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,506,042.72 : 2,489,529,213.52 = 775,075,828.96 : x
  2. Step 2: Convert to fraction form
    1,659,506,042.72/2,489,529,213.52 = 775,075,828.96/x
  3. Step 3: Cross multiply
    1,659,506,042.72x = 2,489,529,213.52 × 775,075,828.96
  4. Step 4: Simplify right side
    1,659,506,042.72x = 1,929,573,918,889,150,976
  5. Step 5: Solve for x
    x = 1,929,573,918,889,150,976/1,659,506,042.72
  6. Step 6: Final answer
    x = 1,162,739,917.31

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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.