Home / 569,263,450,838.07-785,598,016,308-312,346,279,983.18

Finding the Fourth Proportional to 569,263,450,838.07, 785,598,016,308 and 312,346,279,983.18

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Solution

The fourth proportional to 569,263,450,838.07, 785,598,016,308 and 312,346,279,983.18 is: 431,045,797,151.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,263,450,838.07 : 785,598,016,308 = 312,346,279,983.18 : x
  2. Step 2: Convert to fraction form
    569,263,450,838.07/785,598,016,308 = 312,346,279,983.18/x
  3. Step 3: Cross multiply
    569,263,450,838.07x = 785,598,016,308 × 312,346,279,983.18
  4. Step 4: Simplify right side
    569,263,450,838.07x = 245,378,617,955,969,371,471,872
  5. Step 5: Solve for x
    x = 245,378,617,955,969,371,471,872/569,263,450,838.07
  6. Step 6: Final answer
    x = 431,045,797,151.96

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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.