Home / 6,387,109,631.92-9,581,002,798.65-1,968,563,897.38

Finding the Fourth Proportional to 6,387,109,631.92, 9,581,002,798.65 and 1,968,563,897.38

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Solution

The fourth proportional to 6,387,109,631.92, 9,581,002,798.65 and 1,968,563,897.38 is: 2,952,950,128.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,387,109,631.92 : 9,581,002,798.65 = 1,968,563,897.38 : x
  2. Step 2: Convert to fraction form
    6,387,109,631.92/9,581,002,798.65 = 1,968,563,897.38/x
  3. Step 3: Cross multiply
    6,387,109,631.92x = 9,581,002,798.65 × 1,968,563,897.38
  4. Step 4: Simplify right side
    6,387,109,631.92x = 18,860,816,210,119,131,136
  5. Step 5: Solve for x
    x = 18,860,816,210,119,131,136/6,387,109,631.92
  6. Step 6: Final answer
    x = 2,952,950,128.78

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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.