Home / 304,009,348.37-419,533,518.94-164,780,204.45

Finding the Fourth Proportional to 304,009,348.37, 419,533,518.94 and 164,780,204.45

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Solution

The fourth proportional to 304,009,348.37, 419,533,518.94 and 164,780,204.45 is: 227,397,017.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,009,348.37 : 419,533,518.94 = 164,780,204.45 : x
  2. Step 2: Convert to fraction form
    304,009,348.37/419,533,518.94 = 164,780,204.45/x
  3. Step 3: Cross multiply
    304,009,348.37x = 419,533,518.94 × 164,780,204.45
  4. Step 4: Simplify right side
    304,009,348.37x = 69,130,819,022,051,528
  5. Step 5: Solve for x
    x = 69,130,819,022,051,528/304,009,348.37
  6. Step 6: Final answer
    x = 227,397,017.21

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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.