Home / 800,297,666.00-1,104,387,058.65-443,081,364.87

Finding the Fourth Proportional to 800,297,666.00, 1,104,387,058.65 and 443,081,364.87

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Solution

The fourth proportional to 800,297,666.00, 1,104,387,058.65 and 443,081,364.87 is: 611,439,150.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,297,666.00 : 1,104,387,058.65 = 443,081,364.87 : x
  2. Step 2: Convert to fraction form
    800,297,666.00/1,104,387,058.65 = 443,081,364.87/x
  3. Step 3: Cross multiply
    800,297,666.00x = 1,104,387,058.65 × 443,081,364.87
  4. Step 4: Simplify right side
    800,297,666.00x = 489,333,325,291,406,784
  5. Step 5: Solve for x
    x = 489,333,325,291,406,784/800,297,666.00
  6. Step 6: Final answer
    x = 611,439,150.81

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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.