Home / 656,045,687.50-905,361,944.43-362,709,151.18

Finding the Fourth Proportional to 656,045,687.50, 905,361,944.43 and 362,709,151.18

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Solution

The fourth proportional to 656,045,687.50, 905,361,944.43 and 362,709,151.18 is: 500,549,075.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,045,687.50 : 905,361,944.43 = 362,709,151.18 : x
  2. Step 2: Convert to fraction form
    656,045,687.50/905,361,944.43 = 362,709,151.18/x
  3. Step 3: Cross multiply
    656,045,687.50x = 905,361,944.43 × 362,709,151.18
  4. Step 4: Simplify right side
    656,045,687.50x = 328,383,062,374,879,616
  5. Step 5: Solve for x
    x = 328,383,062,374,879,616/656,045,687.50
  6. Step 6: Final answer
    x = 500,549,075.52

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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.