Home / 484,301,476.56-668,357,200.44-272,621,954.28

Finding the Fourth Proportional to 484,301,476.56, 668,357,200.44 and 272,621,954.28

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Solution

The fourth proportional to 484,301,476.56, 668,357,200.44 and 272,621,954.28 is: 376,230,209.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,301,476.56 : 668,357,200.44 = 272,621,954.28 : x
  2. Step 2: Convert to fraction form
    484,301,476.56/668,357,200.44 = 272,621,954.28/x
  3. Step 3: Cross multiply
    484,301,476.56x = 668,357,200.44 × 272,621,954.28
  4. Step 4: Simplify right side
    484,301,476.56x = 182,208,846,141,062,464
  5. Step 5: Solve for x
    x = 182,208,846,141,062,464/484,301,476.56
  6. Step 6: Final answer
    x = 376,230,209.82

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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.