Home / 314,933,863.80-472,400,795.70-176,617,486.20

Finding the Fourth Proportional to 314,933,863.80, 472,400,795.70 and 176,617,486.20

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Solution

The fourth proportional to 314,933,863.80, 472,400,795.70 and 176,617,486.20 is: 264,926,229.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,933,863.80 : 472,400,795.70 = 176,617,486.20 : x
  2. Step 2: Convert to fraction form
    314,933,863.80/472,400,795.70 = 176,617,486.20/x
  3. Step 3: Cross multiply
    314,933,863.80x = 472,400,795.70 × 176,617,486.20
  4. Step 4: Simplify right side
    314,933,863.80x = 83,434,241,015,413,760
  5. Step 5: Solve for x
    x = 83,434,241,015,413,760/314,933,863.80
  6. Step 6: Final answer
    x = 264,926,229.30

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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.