Home / 281,371,031.22-388,313,564.14-177,038,534.10

Finding the Fourth Proportional to 281,371,031.22, 388,313,564.14 and 177,038,534.10

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Solution

The fourth proportional to 281,371,031.22, 388,313,564.14 and 177,038,534.10 is: 244,326,730.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,371,031.22 : 388,313,564.14 = 177,038,534.10 : x
  2. Step 2: Convert to fraction form
    281,371,031.22/388,313,564.14 = 177,038,534.10/x
  3. Step 3: Cross multiply
    281,371,031.22x = 388,313,564.14 × 177,038,534.10
  4. Step 4: Simplify right side
    281,371,031.22x = 68,746,464,166,491,920
  5. Step 5: Solve for x
    x = 68,746,464,166,491,920/281,371,031.22
  6. Step 6: Final answer
    x = 244,326,730.68

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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.