Home / 281,371,031.71-388,313,564.84-177,038,534.59

Finding the Fourth Proportional to 281,371,031.71, 388,313,564.84 and 177,038,534.59

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Solution

The fourth proportional to 281,371,031.71, 388,313,564.84 and 177,038,534.59 is: 244,326,731.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,371,031.71 : 388,313,564.84 = 177,038,534.59 : x
  2. Step 2: Convert to fraction form
    281,371,031.71/388,313,564.84 = 177,038,534.59/x
  3. Step 3: Cross multiply
    281,371,031.71x = 388,313,564.84 × 177,038,534.59
  4. Step 4: Simplify right side
    281,371,031.71x = 68,746,464,480,692,544
  5. Step 5: Solve for x
    x = 68,746,464,480,692,544/281,371,031.71
  6. Step 6: Final answer
    x = 244,326,731.37

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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.