Home / 12,902,503,240.60-19,340,149,971.30-5,038,877,051.80

Finding the Fourth Proportional to 12,902,503,240.60, 19,340,149,971.30 and 5,038,877,051.80

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Solution

The fourth proportional to 12,902,503,240.60, 19,340,149,971.30 and 5,038,877,051.80 is: 7,553,002,394.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,902,503,240.60 : 19,340,149,971.30 = 5,038,877,051.80 : x
  2. Step 2: Convert to fraction form
    12,902,503,240.60/19,340,149,971.30 = 5,038,877,051.80/x
  3. Step 3: Cross multiply
    12,902,503,240.60x = 19,340,149,971.30 × 5,038,877,051.80
  4. Step 4: Simplify right side
    12,902,503,240.60x = 97,452,637,868,753,993,728
  5. Step 5: Solve for x
    x = 97,452,637,868,753,993,728/12,902,503,240.60
  6. Step 6: Final answer
    x = 7,553,002,394.30

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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.