Home / 149,490,884,250.24-206,298,706,561.44-85,264,860,393.60

Finding the Fourth Proportional to 149,490,884,250.24, 206,298,706,561.44 and 85,264,860,393.60

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Solution

The fourth proportional to 149,490,884,250.24, 206,298,706,561.44 and 85,264,860,393.60 is: 117,666,241,005.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,490,884,250.24 : 206,298,706,561.44 = 85,264,860,393.60 : x
  2. Step 2: Convert to fraction form
    149,490,884,250.24/206,298,706,561.44 = 85,264,860,393.60/x
  3. Step 3: Cross multiply
    149,490,884,250.24x = 206,298,706,561.44 × 85,264,860,393.60
  4. Step 4: Simplify right side
    149,490,884,250.24x = 17,590,030,414,341,434,507,264
  5. Step 5: Solve for x
    x = 17,590,030,414,341,434,507,264/149,490,884,250.24
  6. Step 6: Final answer
    x = 117,666,241,005.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.