Home / 569,263,450,843.06-785,598,016,314.90-312,346,279,988.18

Finding the Fourth Proportional to 569,263,450,843.06, 785,598,016,314.90 and 312,346,279,988.18

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Solution

The fourth proportional to 569,263,450,843.06, 785,598,016,314.90 and 312,346,279,988.18 is: 431,045,797,158.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,263,450,843.06 : 785,598,016,314.90 = 312,346,279,988.18 : x
  2. Step 2: Convert to fraction form
    569,263,450,843.06/785,598,016,314.90 = 312,346,279,988.18/x
  3. Step 3: Cross multiply
    569,263,450,843.06x = 785,598,016,314.90 × 312,346,279,988.18
  4. Step 4: Simplify right side
    569,263,450,843.06x = 245,378,617,962,052,555,112,448
  5. Step 5: Solve for x
    x = 245,378,617,962,052,555,112,448/569,263,450,843.06
  6. Step 6: Final answer
    x = 431,045,797,158.86

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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.