Home / 1,172,493,359.58-1,758,796,603.60-385,529,589.62

Finding the Fourth Proportional to 1,172,493,359.58, 1,758,796,603.60 and 385,529,589.62

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Solution

The fourth proportional to 1,172,493,359.58, 1,758,796,603.60 and 385,529,589.62 is: 578,312,983.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,172,493,359.58 : 1,758,796,603.60 = 385,529,589.62 : x
  2. Step 2: Convert to fraction form
    1,172,493,359.58/1,758,796,603.60 = 385,529,589.62/x
  3. Step 3: Cross multiply
    1,172,493,359.58x = 1,758,796,603.60 × 385,529,589.62
  4. Step 4: Simplify right side
    1,172,493,359.58x = 678,068,132,810,957,824
  5. Step 5: Solve for x
    x = 678,068,132,810,957,824/1,172,493,359.58
  6. Step 6: Final answer
    x = 578,312,983.41

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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.