Home / 152,567,283.38-210,540,370.64-82,954,417.28

Finding the Fourth Proportional to 152,567,283.38, 210,540,370.64 and 82,954,417.28

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Solution

The fourth proportional to 152,567,283.38, 210,540,370.64 and 82,954,417.28 is: 114,475,747.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,567,283.38 : 210,540,370.64 = 82,954,417.28 : x
  2. Step 2: Convert to fraction form
    152,567,283.38/210,540,370.64 = 82,954,417.28/x
  3. Step 3: Cross multiply
    152,567,283.38x = 210,540,370.64 × 82,954,417.28
  4. Step 4: Simplify right side
    152,567,283.38x = 17,465,253,760,356,420
  5. Step 5: Solve for x
    x = 17,465,253,760,356,420/152,567,283.38
  6. Step 6: Final answer
    x = 114,475,747.18

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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.