Home / 10,787,358,374.40-16,174,468,396.80-4,236,408,076.80

Finding the Fourth Proportional to 10,787,358,374.40, 16,174,468,396.80 and 4,236,408,076.80

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Solution

The fourth proportional to 10,787,358,374.40, 16,174,468,396.80 and 4,236,408,076.80 is: 6,352,032,274.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,787,358,374.40 : 16,174,468,396.80 = 4,236,408,076.80 : x
  2. Step 2: Convert to fraction form
    10,787,358,374.40/16,174,468,396.80 = 4,236,408,076.80/x
  3. Step 3: Cross multiply
    10,787,358,374.40x = 16,174,468,396.80 × 4,236,408,076.80
  4. Step 4: Simplify right side
    10,787,358,374.40x = 68,521,648,554,149,863,424
  5. Step 5: Solve for x
    x = 68,521,648,554,149,863,424/10,787,358,374.40
  6. Step 6: Final answer
    x = 6,352,032,274.81

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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.