Home / 577,822,635,485.28-797,397,100,220.07-320,905,532,719.57

Finding the Fourth Proportional to 577,822,635,485.28, 797,397,100,220.07 and 320,905,532,719.57

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Solution

The fourth proportional to 577,822,635,485.28, 797,397,100,220.07 and 320,905,532,719.57 is: 442,850,669,946.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,822,635,485.28 : 797,397,100,220.07 = 320,905,532,719.57 : x
  2. Step 2: Convert to fraction form
    577,822,635,485.28/797,397,100,220.07 = 320,905,532,719.57/x
  3. Step 3: Cross multiply
    577,822,635,485.28x = 797,397,100,220.07 × 320,905,532,719.57
  4. Step 4: Simplify right side
    577,822,635,485.28x = 255,889,141,235,161,891,864,576
  5. Step 5: Solve for x
    x = 255,889,141,235,161,891,864,576/577,822,635,485.28
  6. Step 6: Final answer
    x = 442,850,669,946.94

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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.