Home / 307,418,602.37-424,422,187.61-190,101,230.15

Finding the Fourth Proportional to 307,418,602.37, 424,422,187.61 and 190,101,230.15

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Solution

The fourth proportional to 307,418,602.37, 424,422,187.61 and 190,101,230.15 is: 262,453,798.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,418,602.37 : 424,422,187.61 = 190,101,230.15 : x
  2. Step 2: Convert to fraction form
    307,418,602.37/424,422,187.61 = 190,101,230.15/x
  3. Step 3: Cross multiply
    307,418,602.37x = 424,422,187.61 × 190,101,230.15
  4. Step 4: Simplify right side
    307,418,602.37x = 80,683,179,964,542,480
  5. Step 5: Solve for x
    x = 80,683,179,964,542,480/307,418,602.37
  6. Step 6: Final answer
    x = 262,453,798.64

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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.