Home / 351,662,429.21-527,385,682.15-243,184,692.29

Finding the Fourth Proportional to 351,662,429.21, 527,385,682.15 and 243,184,692.29

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Solution

The fourth proportional to 351,662,429.21, 527,385,682.15 and 243,184,692.29 is: 364,702,379.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,662,429.21 : 527,385,682.15 = 243,184,692.29 : x
  2. Step 2: Convert to fraction form
    351,662,429.21/527,385,682.15 = 243,184,692.29/x
  3. Step 3: Cross multiply
    351,662,429.21x = 527,385,682.15 × 243,184,692.29
  4. Step 4: Simplify right side
    351,662,429.21x = 128,252,124,828,554,592
  5. Step 5: Solve for x
    x = 128,252,124,828,554,592/351,662,429.21
  6. Step 6: Final answer
    x = 364,702,379.83

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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.