Home / 591,405,780.93-816,106,916.80-323,428,690.59

Finding the Fourth Proportional to 591,405,780.93, 816,106,916.80 and 323,428,690.59

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Solution

The fourth proportional to 591,405,780.93, 816,106,916.80 and 323,428,690.59 is: 446,313,512.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,405,780.93 : 816,106,916.80 = 323,428,690.59 : x
  2. Step 2: Convert to fraction form
    591,405,780.93/816,106,916.80 = 323,428,690.59/x
  3. Step 3: Cross multiply
    591,405,780.93x = 816,106,916.80 × 323,428,690.59
  4. Step 4: Simplify right side
    591,405,780.93x = 263,952,391,482,066,048
  5. Step 5: Solve for x
    x = 263,952,391,482,066,048/591,405,780.93
  6. Step 6: Final answer
    x = 446,313,512.64

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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.