Home / 314,930,717.20-472,396,075.80-271,848,566.80

Finding the Fourth Proportional to 314,930,717.20, 472,396,075.80 and 271,848,566.80

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Solution

The fourth proportional to 314,930,717.20, 472,396,075.80 and 271,848,566.80 is: 407,772,850.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,930,717.20 : 472,396,075.80 = 271,848,566.80 : x
  2. Step 2: Convert to fraction form
    314,930,717.20/472,396,075.80 = 271,848,566.80/x
  3. Step 3: Cross multiply
    314,930,717.20x = 472,396,075.80 × 271,848,566.80
  4. Step 4: Simplify right side
    314,930,717.20x = 128,420,196,168,174,176
  5. Step 5: Solve for x
    x = 128,420,196,168,174,176/314,930,717.20
  6. Step 6: Final answer
    x = 407,772,850.20

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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.