Home / 684,241,838.02-944,273,651.70-386,877,692.44

Finding the Fourth Proportional to 684,241,838.02, 944,273,651.70 and 386,877,692.44

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Solution

The fourth proportional to 684,241,838.02, 944,273,651.70 and 386,877,692.44 is: 533,902,475.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,241,838.02 : 944,273,651.70 = 386,877,692.44 : x
  2. Step 2: Convert to fraction form
    684,241,838.02/944,273,651.70 = 386,877,692.44/x
  3. Step 3: Cross multiply
    684,241,838.02x = 944,273,651.70 × 386,877,692.44
  4. Step 4: Simplify right side
    684,241,838.02x = 365,318,411,401,588,288
  5. Step 5: Solve for x
    x = 365,318,411,401,588,288/684,241,838.02
  6. Step 6: Final answer
    x = 533,902,475.85

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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.