Home / 209,952,184.70-314,928,277.05-190,804,562.30

Finding the Fourth Proportional to 209,952,184.70, 314,928,277.05 and 190,804,562.30

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Solution

The fourth proportional to 209,952,184.70, 314,928,277.05 and 190,804,562.30 is: 286,206,843.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,184.70 : 314,928,277.05 = 190,804,562.30 : x
  2. Step 2: Convert to fraction form
    209,952,184.70/314,928,277.05 = 190,804,562.30/x
  3. Step 3: Cross multiply
    209,952,184.70x = 314,928,277.05 × 190,804,562.30
  4. Step 4: Simplify right side
    209,952,184.70x = 60,089,752,058,418,392
  5. Step 5: Solve for x
    x = 60,089,752,058,418,392/209,952,184.70
  6. Step 6: Final answer
    x = 286,206,843.45

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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.