Home / 1,303,387,334.94-1,798,739,145.46-808,509,475.74

Finding the Fourth Proportional to 1,303,387,334.94, 1,798,739,145.46 and 808,509,475.74

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Solution

The fourth proportional to 1,303,387,334.94, 1,798,739,145.46 and 808,509,475.74 is: 1,115,783,163.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,387,334.94 : 1,798,739,145.46 = 808,509,475.74 : x
  2. Step 2: Convert to fraction form
    1,303,387,334.94/1,798,739,145.46 = 808,509,475.74/x
  3. Step 3: Cross multiply
    1,303,387,334.94x = 1,798,739,145.46 × 808,509,475.74
  4. Step 4: Simplify right side
    1,303,387,334.94x = 1,454,297,643,488,880,128
  5. Step 5: Solve for x
    x = 1,454,297,643,488,880,128/1,303,387,334.94
  6. Step 6: Final answer
    x = 1,115,783,163.23

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Double scale
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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.