Home / 8,478,665,670.02-12,719,379,999.99-2,503,395,852.98

Finding the Fourth Proportional to 8,478,665,670.02, 12,719,379,999.99 and 2,503,395,852.98

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Solution

The fourth proportional to 8,478,665,670.02, 12,719,379,999.99 and 2,503,395,852.98 is: 3,755,501,677.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,478,665,670.02 : 12,719,379,999.99 = 2,503,395,852.98 : x
  2. Step 2: Convert to fraction form
    8,478,665,670.02/12,719,379,999.99 = 2,503,395,852.98/x
  3. Step 3: Cross multiply
    8,478,665,670.02x = 12,719,379,999.99 × 2,503,395,852.98
  4. Step 4: Simplify right side
    8,478,665,670.02x = 31,841,643,144,451,719,168
  5. Step 5: Solve for x
    x = 31,841,643,144,451,719,168/8,478,665,670.02
  6. Step 6: Final answer
    x = 3,755,501,677.23

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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.