Home / 927,339,832.20-1,391,009,748.30-497,358,136.20

Finding the Fourth Proportional to 927,339,832.20, 1,391,009,748.30 and 497,358,136.20

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Solution

The fourth proportional to 927,339,832.20, 1,391,009,748.30 and 497,358,136.20 is: 746,037,204.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,339,832.20 : 1,391,009,748.30 = 497,358,136.20 : x
  2. Step 2: Convert to fraction form
    927,339,832.20/1,391,009,748.30 = 497,358,136.20/x
  3. Step 3: Cross multiply
    927,339,832.20x = 1,391,009,748.30 × 497,358,136.20
  4. Step 4: Simplify right side
    927,339,832.20x = 691,830,015,850,519,040
  5. Step 5: Solve for x
    x = 691,830,015,850,519,040/927,339,832.20
  6. Step 6: Final answer
    x = 746,037,204.30

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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.