Home / 105,742,804.34-158,578,273.82-36,639,481.70

Finding the Fourth Proportional to 105,742,804.34, 158,578,273.82 and 36,639,481.70

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Solution

The fourth proportional to 105,742,804.34, 158,578,273.82 and 36,639,481.70 is: 54,946,772.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,742,804.34 : 158,578,273.82 = 36,639,481.70 : x
  2. Step 2: Convert to fraction form
    105,742,804.34/158,578,273.82 = 36,639,481.70/x
  3. Step 3: Cross multiply
    105,742,804.34x = 158,578,273.82 × 36,639,481.70
  4. Step 4: Simplify right side
    105,742,804.34x = 5,810,225,761,645,479
  5. Step 5: Solve for x
    x = 5,810,225,761,645,479/105,742,804.34
  6. Step 6: Final answer
    x = 54,946,772.01

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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.