Home / 569,263,450,837.30-785,598,016,306.95-312,346,279,982.43

Finding the Fourth Proportional to 569,263,450,837.30, 785,598,016,306.95 and 312,346,279,982.43

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Solution

The fourth proportional to 569,263,450,837.30, 785,598,016,306.95 and 312,346,279,982.43 is: 431,045,797,150.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,263,450,837.30 : 785,598,016,306.95 = 312,346,279,982.43 : x
  2. Step 2: Convert to fraction form
    569,263,450,837.30/785,598,016,306.95 = 312,346,279,982.43/x
  3. Step 3: Cross multiply
    569,263,450,837.30x = 785,598,016,306.95 × 312,346,279,982.43
  4. Step 4: Simplify right side
    569,263,450,837.30x = 245,378,617,955,052,194,627,584
  5. Step 5: Solve for x
    x = 245,378,617,955,052,194,627,584/569,263,450,837.30
  6. Step 6: Final answer
    x = 431,045,797,150.93

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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.