Home / 12,573,365,722.62-18,860,048,602.37-5,110,199,961.12

Finding the Fourth Proportional to 12,573,365,722.62, 18,860,048,602.37 and 5,110,199,961.12

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Solution

The fourth proportional to 12,573,365,722.62, 18,860,048,602.37 and 5,110,199,961.12 is: 7,665,299,949.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,573,365,722.62 : 18,860,048,602.37 = 5,110,199,961.12 : x
  2. Step 2: Convert to fraction form
    12,573,365,722.62/18,860,048,602.37 = 5,110,199,961.12/x
  3. Step 3: Cross multiply
    12,573,365,722.62x = 18,860,048,602.37 × 5,110,199,961.12
  4. Step 4: Simplify right side
    12,573,365,722.62x = 96,378,619,634,526,945,280
  5. Step 5: Solve for x
    x = 96,378,619,634,526,945,280/12,573,365,722.62
  6. Step 6: Final answer
    x = 7,665,299,949.17

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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.