Home / 249,969,804.56-344,943,112.56-138,454,034.48

Finding the Fourth Proportional to 249,969,804.56, 344,943,112.56 and 138,454,034.48

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Solution

The fourth proportional to 249,969,804.56, 344,943,112.56 and 138,454,034.48 is: 191,058,138.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,969,804.56 : 344,943,112.56 = 138,454,034.48 : x
  2. Step 2: Convert to fraction form
    249,969,804.56/344,943,112.56 = 138,454,034.48/x
  3. Step 3: Cross multiply
    249,969,804.56x = 344,943,112.56 × 138,454,034.48
  4. Step 4: Simplify right side
    249,969,804.56x = 47,758,765,600,020,760
  5. Step 5: Solve for x
    x = 47,758,765,600,020,760/249,969,804.56
  6. Step 6: Final answer
    x = 191,058,138.74

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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.