Home / 194,387,435.84-291,788,646.92-83,777,692.85

Finding the Fourth Proportional to 194,387,435.84, 291,788,646.92 and 83,777,692.85

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Solution

The fourth proportional to 194,387,435.84, 291,788,646.92 and 83,777,692.85 is: 125,755,965.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,387,435.84 : 291,788,646.92 = 83,777,692.85 : x
  2. Step 2: Convert to fraction form
    194,387,435.84/291,788,646.92 = 83,777,692.85/x
  3. Step 3: Cross multiply
    194,387,435.84x = 291,788,646.92 × 83,777,692.85
  4. Step 4: Simplify right side
    194,387,435.84x = 24,445,379,640,423,544
  5. Step 5: Solve for x
    x = 24,445,379,640,423,544/194,387,435.84
  6. Step 6: Final answer
    x = 125,755,965.32

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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.