Home / 1,116,075,123.52-1,672,582,135.16-706,399,984.96

Finding the Fourth Proportional to 1,116,075,123.52, 1,672,582,135.16 and 706,399,984.96

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Solution

The fourth proportional to 1,116,075,123.52, 1,672,582,135.16 and 706,399,984.96 is: 1,058,631,242.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,075,123.52 : 1,672,582,135.16 = 706,399,984.96 : x
  2. Step 2: Convert to fraction form
    1,116,075,123.52/1,672,582,135.16 = 706,399,984.96/x
  3. Step 3: Cross multiply
    1,116,075,123.52x = 1,672,582,135.16 × 706,399,984.96
  4. Step 4: Simplify right side
    1,116,075,123.52x = 1,181,511,995,121,388,800
  5. Step 5: Solve for x
    x = 1,181,511,995,121,388,800/1,116,075,123.52
  6. Step 6: Final answer
    x = 1,058,631,242.85

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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.