Home / 1,304,913,864.32-1,956,763,892.64-475,289,936

Finding the Fourth Proportional to 1,304,913,864.32, 1,956,763,892.64 and 475,289,936

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Solution

The fourth proportional to 1,304,913,864.32, 1,956,763,892.64 and 475,289,936 is: 712,713,850.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,913,864.32 : 1,956,763,892.64 = 475,289,936 : x
  2. Step 2: Convert to fraction form
    1,304,913,864.32/1,956,763,892.64 = 475,289,936/x
  3. Step 3: Cross multiply
    1,304,913,864.32x = 1,956,763,892.64 × 475,289,936
  4. Step 4: Simplify right side
    1,304,913,864.32x = 930,030,185,299,976,576
  5. Step 5: Solve for x
    x = 930,030,185,299,976,576/1,304,913,864.32
  6. Step 6: Final answer
    x = 712,713,850.88

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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.