Home / 20,847,762,477.22-28,769,930,756.98-11,332,314,226.66

Finding the Fourth Proportional to 20,847,762,477.22, 28,769,930,756.98 and 11,332,314,226.66

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Solution

The fourth proportional to 20,847,762,477.22, 28,769,930,756.98 and 11,332,314,226.66 is: 15,638,603,709.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,847,762,477.22 : 28,769,930,756.98 = 11,332,314,226.66 : x
  2. Step 2: Convert to fraction form
    20,847,762,477.22/28,769,930,756.98 = 11,332,314,226.66/x
  3. Step 3: Cross multiply
    20,847,762,477.22x = 28,769,930,756.98 × 11,332,314,226.66
  4. Step 4: Simplify right side
    20,847,762,477.22x = 326,029,895,617,347,518,464
  5. Step 5: Solve for x
    x = 326,029,895,617,347,518,464/20,847,762,477.22
  6. Step 6: Final answer
    x = 15,638,603,709.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.