Home / 511,066,907.40-766,600,361.10-327,400,897.80

Finding the Fourth Proportional to 511,066,907.40, 766,600,361.10 and 327,400,897.80

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Solution

The fourth proportional to 511,066,907.40, 766,600,361.10 and 327,400,897.80 is: 491,101,346.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,066,907.40 : 766,600,361.10 = 327,400,897.80 : x
  2. Step 2: Convert to fraction form
    511,066,907.40/766,600,361.10 = 327,400,897.80/x
  3. Step 3: Cross multiply
    511,066,907.40x = 766,600,361.10 × 327,400,897.80
  4. Step 4: Simplify right side
    511,066,907.40x = 250,985,646,477,944,224
  5. Step 5: Solve for x
    x = 250,985,646,477,944,224/511,066,907.40
  6. Step 6: Final answer
    x = 491,101,346.70

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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.