Home / 13,437,041,529.80-20,155,562,294.70-12,211,593,696.20

Finding the Fourth Proportional to 13,437,041,529.80, 20,155,562,294.70 and 12,211,593,696.20

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Solution

The fourth proportional to 13,437,041,529.80, 20,155,562,294.70 and 12,211,593,696.20 is: 18,317,390,544.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,437,041,529.80 : 20,155,562,294.70 = 12,211,593,696.20 : x
  2. Step 2: Convert to fraction form
    13,437,041,529.80/20,155,562,294.70 = 12,211,593,696.20/x
  3. Step 3: Cross multiply
    13,437,041,529.80x = 20,155,562,294.70 × 12,211,593,696.20
  4. Step 4: Simplify right side
    13,437,041,529.80x = 246,131,537,461,324,939,264
  5. Step 5: Solve for x
    x = 246,131,537,461,324,939,264/13,437,041,529.80
  6. Step 6: Final answer
    x = 18,317,390,544.30

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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.