Home / 147,399,852.96-221,091,804.18-45,164,186.64

Finding the Fourth Proportional to 147,399,852.96, 221,091,804.18 and 45,164,186.64

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Solution

The fourth proportional to 147,399,852.96, 221,091,804.18 and 45,164,186.64 is: 67,743,836.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,399,852.96 : 221,091,804.18 = 45,164,186.64 : x
  2. Step 2: Convert to fraction form
    147,399,852.96/221,091,804.18 = 45,164,186.64/x
  3. Step 3: Cross multiply
    147,399,852.96x = 221,091,804.18 × 45,164,186.64
  4. Step 4: Simplify right side
    147,399,852.96x = 9,985,431,508,559,852
  5. Step 5: Solve for x
    x = 9,985,431,508,559,852/147,399,852.96
  6. Step 6: Final answer
    x = 67,743,836.29

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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.