Home / 1,563,556,810.54-2,345,333,235.24-399,025,327.78

Finding the Fourth Proportional to 1,563,556,810.54, 2,345,333,235.24 and 399,025,327.78

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Solution

The fourth proportional to 1,563,556,810.54, 2,345,333,235.24 and 399,025,327.78 is: 598,537,486.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,556,810.54 : 2,345,333,235.24 = 399,025,327.78 : x
  2. Step 2: Convert to fraction form
    1,563,556,810.54/2,345,333,235.24 = 399,025,327.78/x
  3. Step 3: Cross multiply
    1,563,556,810.54x = 2,345,333,235.24 × 399,025,327.78
  4. Step 4: Simplify right side
    1,563,556,810.54x = 935,847,362,944,968,704
  5. Step 5: Solve for x
    x = 935,847,362,944,968,704/1,563,556,810.54
  6. Step 6: Final answer
    x = 598,537,486.22

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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.