Home / 392,713,127,321.20-541,957,487,531.28-227,901,886,153.34

Finding the Fourth Proportional to 392,713,127,321.20, 541,957,487,531.28 and 227,901,886,153.34

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Solution

The fourth proportional to 392,713,127,321.20, 541,957,487,531.28 and 227,901,886,153.34 is: 314,512,362,919.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,713,127,321.20 : 541,957,487,531.28 = 227,901,886,153.34 : x
  2. Step 2: Convert to fraction form
    392,713,127,321.20/541,957,487,531.28 = 227,901,886,153.34/x
  3. Step 3: Cross multiply
    392,713,127,321.20x = 541,957,487,531.28 × 227,901,886,153.34
  4. Step 4: Simplify right side
    392,713,127,321.20x = 123,513,133,623,303,968,129,024
  5. Step 5: Solve for x
    x = 123,513,133,623,303,968,129,024/392,713,127,321.20
  6. Step 6: Final answer
    x = 314,512,362,919.52

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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.