Home / 1,426,033,685.20-2,142,451,750.20-1,276,379,899.60

Finding the Fourth Proportional to 1,426,033,685.20, 2,142,451,750.20 and 1,276,379,899.60

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Solution

The fourth proportional to 1,426,033,685.20, 2,142,451,750.20 and 1,276,379,899.60 is: 1,917,614,133.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,033,685.20 : 2,142,451,750.20 = 1,276,379,899.60 : x
  2. Step 2: Convert to fraction form
    1,426,033,685.20/2,142,451,750.20 = 1,276,379,899.60/x
  3. Step 3: Cross multiply
    1,426,033,685.20x = 2,142,451,750.20 × 1,276,379,899.60
  4. Step 4: Simplify right side
    1,426,033,685.20x = 2,734,582,349,818,120,192
  5. Step 5: Solve for x
    x = 2,734,582,349,818,120,192/1,426,033,685.20
  6. Step 6: Final answer
    x = 1,917,614,133.66

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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.