Home / 1,050,203,135.18-1,449,279,847.32-580,300,346.18

Finding the Fourth Proportional to 1,050,203,135.18, 1,449,279,847.32 and 580,300,346.18

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Solution

The fourth proportional to 1,050,203,135.18, 1,449,279,847.32 and 580,300,346.18 is: 800,814,212.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,203,135.18 : 1,449,279,847.32 = 580,300,346.18 : x
  2. Step 2: Convert to fraction form
    1,050,203,135.18/1,449,279,847.32 = 580,300,346.18/x
  3. Step 3: Cross multiply
    1,050,203,135.18x = 1,449,279,847.32 × 580,300,346.18
  4. Step 4: Simplify right side
    1,050,203,135.18x = 841,017,597,111,493,376
  5. Step 5: Solve for x
    x = 841,017,597,111,493,376/1,050,203,135.18
  6. Step 6: Final answer
    x = 800,814,212.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.