Home / 1,064,685,967.43-1,595,601,390.31-828,620,524.15

Finding the Fourth Proportional to 1,064,685,967.43, 1,595,601,390.31 and 828,620,524.15

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Solution

The fourth proportional to 1,064,685,967.43, 1,595,601,390.31 and 828,620,524.15 is: 1,241,819,748.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,685,967.43 : 1,595,601,390.31 = 828,620,524.15 : x
  2. Step 2: Convert to fraction form
    1,064,685,967.43/1,595,601,390.31 = 828,620,524.15/x
  3. Step 3: Cross multiply
    1,064,685,967.43x = 1,595,601,390.31 × 828,620,524.15
  4. Step 4: Simplify right side
    1,064,685,967.43x = 1,322,148,060,373,140,736
  5. Step 5: Solve for x
    x = 1,322,148,060,373,140,736/1,064,685,967.43
  6. Step 6: Final answer
    x = 1,241,819,748.56

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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.