Home / 195,609,969.40-293,414,954.10-127,585,521.40

Finding the Fourth Proportional to 195,609,969.40, 293,414,954.10 and 127,585,521.40

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Solution

The fourth proportional to 195,609,969.40, 293,414,954.10 and 127,585,521.40 is: 191,378,282.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,609,969.40 : 293,414,954.10 = 127,585,521.40 : x
  2. Step 2: Convert to fraction form
    195,609,969.40/293,414,954.10 = 127,585,521.40/x
  3. Step 3: Cross multiply
    195,609,969.40x = 293,414,954.10 × 127,585,521.40
  4. Step 4: Simplify right side
    195,609,969.40x = 37,435,499,905,405,576
  5. Step 5: Solve for x
    x = 37,435,499,905,405,576/195,609,969.40
  6. Step 6: Final answer
    x = 191,378,282.10

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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.