Home / 954,408,209.57-1,431,666,086.41-290,443,822.58

Finding the Fourth Proportional to 954,408,209.57, 1,431,666,086.41 and 290,443,822.58

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Solution

The fourth proportional to 954,408,209.57, 1,431,666,086.41 and 290,443,822.58 is: 435,682,097.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,408,209.57 : 1,431,666,086.41 = 290,443,822.58 : x
  2. Step 2: Convert to fraction form
    954,408,209.57/1,431,666,086.41 = 290,443,822.58/x
  3. Step 3: Cross multiply
    954,408,209.57x = 1,431,666,086.41 × 290,443,822.58
  4. Step 4: Simplify right side
    954,408,209.57x = 415,818,570,787,910,656
  5. Step 5: Solve for x
    x = 415,818,570,787,910,656/954,408,209.57
  6. Step 6: Final answer
    x = 435,682,097.68

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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.