Home / 74,300,825.40-111,451,238.10-19,713,305.40

Finding the Fourth Proportional to 74,300,825.40, 111,451,238.10 and 19,713,305.40

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Solution

The fourth proportional to 74,300,825.40, 111,451,238.10 and 19,713,305.40 is: 29,569,958.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,300,825.40 : 111,451,238.10 = 19,713,305.40 : x
  2. Step 2: Convert to fraction form
    74,300,825.40/111,451,238.10 = 19,713,305.40/x
  3. Step 3: Cross multiply
    74,300,825.40x = 111,451,238.10 × 19,713,305.40
  4. Step 4: Simplify right side
    74,300,825.40x = 2,197,072,293,873,415.50
  5. Step 5: Solve for x
    x = 2,197,072,293,873,415.50/74,300,825.40
  6. Step 6: Final answer
    x = 29,569,958.10

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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.