Home / 739,484,877,786.08-1,108,453,139,899-309,468,338,369.60

Finding the Fourth Proportional to 739,484,877,786.08, 1,108,453,139,899 and 309,468,338,369.60

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Solution

The fourth proportional to 739,484,877,786.08, 1,108,453,139,899 and 309,468,338,369.60 is: 463,878,520,940.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,484,877,786.08 : 1,108,453,139,899 = 309,468,338,369.60 : x
  2. Step 2: Convert to fraction form
    739,484,877,786.08/1,108,453,139,899 = 309,468,338,369.60/x
  3. Step 3: Cross multiply
    739,484,877,786.08x = 1,108,453,139,899 × 309,468,338,369.60
  4. Step 4: Simplify right side
    739,484,877,786.08x = 343,031,151,365,109,288,271,872
  5. Step 5: Solve for x
    x = 343,031,151,365,109,288,271,872/739,484,877,786.08
  6. Step 6: Final answer
    x = 463,878,520,940.28

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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.