Home / 1,645,771,495.32-2,468,898,163.44-772,461,571.32

Finding the Fourth Proportional to 1,645,771,495.32, 2,468,898,163.44 and 772,461,571.32

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Solution

The fourth proportional to 1,645,771,495.32, 2,468,898,163.44 and 772,461,571.32 is: 1,158,805,435.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,645,771,495.32 : 2,468,898,163.44 = 772,461,571.32 : x
  2. Step 2: Convert to fraction form
    1,645,771,495.32/2,468,898,163.44 = 772,461,571.32/x
  3. Step 3: Cross multiply
    1,645,771,495.32x = 2,468,898,163.44 × 772,461,571.32
  4. Step 4: Simplify right side
    1,645,771,495.32x = 1,907,128,954,759,924,736
  5. Step 5: Solve for x
    x = 1,907,128,954,759,924,736/1,645,771,495.32
  6. Step 6: Final answer
    x = 1,158,805,435.74

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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.