Home / 13,436,963,221.20-20,155,444,831.80-12,294,152,494.80

Finding the Fourth Proportional to 13,436,963,221.20, 20,155,444,831.80 and 12,294,152,494.80

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Solution

The fourth proportional to 13,436,963,221.20, 20,155,444,831.80 and 12,294,152,494.80 is: 18,441,228,742.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,436,963,221.20 : 20,155,444,831.80 = 12,294,152,494.80 : x
  2. Step 2: Convert to fraction form
    13,436,963,221.20/20,155,444,831.80 = 12,294,152,494.80/x
  3. Step 3: Cross multiply
    13,436,963,221.20x = 20,155,444,831.80 × 12,294,152,494.80
  4. Step 4: Simplify right side
    13,436,963,221.20x = 247,794,112,362,677,698,560
  5. Step 5: Solve for x
    x = 247,794,112,362,677,698,560/13,436,963,221.20
  6. Step 6: Final answer
    x = 18,441,228,742.20

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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.