Home / 1,114,035,327.35-1,537,405,610.84-612,261,896.78

Finding the Fourth Proportional to 1,114,035,327.35, 1,537,405,610.84 and 612,261,896.78

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Solution

The fourth proportional to 1,114,035,327.35, 1,537,405,610.84 and 612,261,896.78 is: 844,941,674.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,035,327.35 : 1,537,405,610.84 = 612,261,896.78 : x
  2. Step 2: Convert to fraction form
    1,114,035,327.35/1,537,405,610.84 = 612,261,896.78/x
  3. Step 3: Cross multiply
    1,114,035,327.35x = 1,537,405,610.84 × 612,261,896.78
  4. Step 4: Simplify right side
    1,114,035,327.35x = 941,294,875,402,364,544
  5. Step 5: Solve for x
    x = 941,294,875,402,364,544/1,114,035,327.35
  6. Step 6: Final answer
    x = 844,941,674.92

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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.