Home / 1,101,187,965-1,519,679,490.36-599,372,511.72

Finding the Fourth Proportional to 1,101,187,965, 1,519,679,490.36 and 599,372,511.72

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Solution

The fourth proportional to 1,101,187,965, 1,519,679,490.36 and 599,372,511.72 is: 827,155,891.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,187,965 : 1,519,679,490.36 = 599,372,511.72 : x
  2. Step 2: Convert to fraction form
    1,101,187,965/1,519,679,490.36 = 599,372,511.72/x
  3. Step 3: Cross multiply
    1,101,187,965x = 1,519,679,490.36 × 599,372,511.72
  4. Step 4: Simplify right side
    1,101,187,965x = 910,854,113,146,442,752
  5. Step 5: Solve for x
    x = 910,854,113,146,442,752/1,101,187,965
  6. Step 6: Final answer
    x = 827,155,891.73

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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.