Home / 751,303,339,932.30-1,036,741,709,782.30-421,642,709,935.22

Finding the Fourth Proportional to 751,303,339,932.30, 1,036,741,709,782.30 and 421,642,709,935.22

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Solution

The fourth proportional to 751,303,339,932.30, 1,036,741,709,782.30 and 421,642,709,935.22 is: 581,835,006,955.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,303,339,932.30 : 1,036,741,709,782.30 = 421,642,709,935.22 : x
  2. Step 2: Convert to fraction form
    751,303,339,932.30/1,036,741,709,782.30 = 421,642,709,935.22/x
  3. Step 3: Cross multiply
    751,303,339,932.30x = 1,036,741,709,782.30 × 421,642,709,935.22
  4. Step 4: Simplify right side
    751,303,339,932.30x = 437,134,584,015,482,311,933,952
  5. Step 5: Solve for x
    x = 437,134,584,015,482,311,933,952/751,303,339,932.30
  6. Step 6: Final answer
    x = 581,835,006,955.88

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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.