Home / 104,012,815.44-143,468,571.08-66,890,030.16

Finding the Fourth Proportional to 104,012,815.44, 143,468,571.08 and 66,890,030.16

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Solution

The fourth proportional to 104,012,815.44, 143,468,571.08 and 66,890,030.16 is: 92,263,794.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,012,815.44 : 143,468,571.08 = 66,890,030.16 : x
  2. Step 2: Convert to fraction form
    104,012,815.44/143,468,571.08 = 66,890,030.16/x
  3. Step 3: Cross multiply
    104,012,815.44x = 143,468,571.08 × 66,890,030.16
  4. Step 4: Simplify right side
    104,012,815.44x = 9,596,617,046,553,304
  5. Step 5: Solve for x
    x = 9,596,617,046,553,304/104,012,815.44
  6. Step 6: Final answer
    x = 92,263,794.67

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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.