Home / 419,969,471,227.48-579,551,702,430.65-234,573,885,803.46

Finding the Fourth Proportional to 419,969,471,227.48, 579,551,702,430.65 and 234,573,885,803.46

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Solution

The fourth proportional to 419,969,471,227.48, 579,551,702,430.65 and 234,573,885,803.46 is: 323,708,517,349.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,969,471,227.48 : 579,551,702,430.65 = 234,573,885,803.46 : x
  2. Step 2: Convert to fraction form
    419,969,471,227.48/579,551,702,430.65 = 234,573,885,803.46/x
  3. Step 3: Cross multiply
    419,969,471,227.48x = 579,551,702,430.65 × 234,573,885,803.46
  4. Step 4: Simplify right side
    419,969,471,227.48x = 135,947,694,863,168,126,844,928
  5. Step 5: Solve for x
    x = 135,947,694,863,168,126,844,928/419,969,471,227.48
  6. Step 6: Final answer
    x = 323,708,517,349.66

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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.