Home / 554,982,039.47-832,408,258.30-222,975,609.32

Finding the Fourth Proportional to 554,982,039.47, 832,408,258.30 and 222,975,609.32

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Solution

The fourth proportional to 554,982,039.47, 832,408,258.30 and 222,975,609.32 is: 334,437,378.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,982,039.47 : 832,408,258.30 = 222,975,609.32 : x
  2. Step 2: Convert to fraction form
    554,982,039.47/832,408,258.30 = 222,975,609.32/x
  3. Step 3: Cross multiply
    554,982,039.47x = 832,408,258.30 × 222,975,609.32
  4. Step 4: Simplify right side
    554,982,039.47x = 185,606,738,598,966,016
  5. Step 5: Solve for x
    x = 185,606,738,598,966,016/554,982,039.47
  6. Step 6: Final answer
    x = 334,437,378.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.