Home / 10,787,358,390.40-16,174,468,420.80-4,236,408,092.80

Finding the Fourth Proportional to 10,787,358,390.40, 16,174,468,420.80 and 4,236,408,092.80

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Solution

The fourth proportional to 10,787,358,390.40, 16,174,468,420.80 and 4,236,408,092.80 is: 6,352,032,298.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,787,358,390.40 : 16,174,468,420.80 = 4,236,408,092.80 : x
  2. Step 2: Convert to fraction form
    10,787,358,390.40/16,174,468,420.80 = 4,236,408,092.80/x
  3. Step 3: Cross multiply
    10,787,358,390.40x = 16,174,468,420.80 × 4,236,408,092.80
  4. Step 4: Simplify right side
    10,787,358,390.40x = 68,521,648,914,615,156,736
  5. Step 5: Solve for x
    x = 68,521,648,914,615,156,736/10,787,358,390.40
  6. Step 6: Final answer
    x = 6,352,032,298.81

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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.