Home / 13,208,835,167.60-19,813,252,751.40-12,198,672,114.80

Finding the Fourth Proportional to 13,208,835,167.60, 19,813,252,751.40 and 12,198,672,114.80

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Solution

The fourth proportional to 13,208,835,167.60, 19,813,252,751.40 and 12,198,672,114.80 is: 18,298,008,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208,835,167.60 : 19,813,252,751.40 = 12,198,672,114.80 : x
  2. Step 2: Convert to fraction form
    13,208,835,167.60/19,813,252,751.40 = 12,198,672,114.80/x
  3. Step 3: Cross multiply
    13,208,835,167.60x = 19,813,252,751.40 × 12,198,672,114.80
  4. Step 4: Simplify right side
    13,208,835,167.60x = 241,695,373,841,987,567,616
  5. Step 5: Solve for x
    x = 241,695,373,841,987,567,616/13,208,835,167.60
  6. Step 6: Final answer
    x = 18,298,008,172.20

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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.