Home / 496,747,128.60-745,120,692.90-493,345,906.20

Finding the Fourth Proportional to 496,747,128.60, 745,120,692.90 and 493,345,906.20

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Solution

The fourth proportional to 496,747,128.60, 745,120,692.90 and 493,345,906.20 is: 740,018,859.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,747,128.60 : 745,120,692.90 = 493,345,906.20 : x
  2. Step 2: Convert to fraction form
    496,747,128.60/745,120,692.90 = 493,345,906.20/x
  3. Step 3: Cross multiply
    496,747,128.60x = 745,120,692.90 × 493,345,906.20
  4. Step 4: Simplify right side
    496,747,128.60x = 367,602,243,467,122,368
  5. Step 5: Solve for x
    x = 367,602,243,467,122,368/496,747,128.60
  6. Step 6: Final answer
    x = 740,018,859.30

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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.