Home / 873,664,629.16-1,310,680,995.26-283,408,780.21

Finding the Fourth Proportional to 873,664,629.16, 1,310,680,995.26 and 283,408,780.21

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Solution

The fourth proportional to 873,664,629.16, 1,310,680,995.26 and 283,408,780.21 is: 425,172,874.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,664,629.16 : 1,310,680,995.26 = 283,408,780.21 : x
  2. Step 2: Convert to fraction form
    873,664,629.16/1,310,680,995.26 = 283,408,780.21/x
  3. Step 3: Cross multiply
    873,664,629.16x = 1,310,680,995.26 × 283,408,780.21
  4. Step 4: Simplify right side
    873,664,629.16x = 371,458,502,111,065,344
  5. Step 5: Solve for x
    x = 371,458,502,111,065,344/873,664,629.16
  6. Step 6: Final answer
    x = 425,172,874.94

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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.