Home / 3,129,408,043.20-4,694,112,064.80-1,576,099,166.40

Finding the Fourth Proportional to 3,129,408,043.20, 4,694,112,064.80 and 1,576,099,166.40

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Solution

The fourth proportional to 3,129,408,043.20, 4,694,112,064.80 and 1,576,099,166.40 is: 2,364,148,749.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,129,408,043.20 : 4,694,112,064.80 = 1,576,099,166.40 : x
  2. Step 2: Convert to fraction form
    3,129,408,043.20/4,694,112,064.80 = 1,576,099,166.40/x
  3. Step 3: Cross multiply
    3,129,408,043.20x = 4,694,112,064.80 × 1,576,099,166.40
  4. Step 4: Simplify right side
    3,129,408,043.20x = 7,398,386,112,319,463,424
  5. Step 5: Solve for x
    x = 7,398,386,112,319,463,424/3,129,408,043.20
  6. Step 6: Final answer
    x = 2,364,148,749.60

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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.