Home / 6,387,109,641.59-9,581,002,813.11-1,968,563,907.05

Finding the Fourth Proportional to 6,387,109,641.59, 9,581,002,813.11 and 1,968,563,907.05

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Solution

The fourth proportional to 6,387,109,641.59, 9,581,002,813.11 and 1,968,563,907.05 is: 2,952,950,143.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,387,109,641.59 : 9,581,002,813.11 = 1,968,563,907.05 : x
  2. Step 2: Convert to fraction form
    6,387,109,641.59/9,581,002,813.11 = 1,968,563,907.05/x
  3. Step 3: Cross multiply
    6,387,109,641.59x = 9,581,002,813.11 × 1,968,563,907.05
  4. Step 4: Simplify right side
    6,387,109,641.59x = 18,860,816,331,240,579,072
  5. Step 5: Solve for x
    x = 18,860,816,331,240,579,072/6,387,109,641.59
  6. Step 6: Final answer
    x = 2,952,950,143.27

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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.