Home / 1,966,528,165.82-2,713,811,787.16-1,119,756,178.26

Finding the Fourth Proportional to 1,966,528,165.82, 2,713,811,787.16 and 1,119,756,178.26

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Solution

The fourth proportional to 1,966,528,165.82, 2,713,811,787.16 and 1,119,756,178.26 is: 1,545,265,187.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,528,165.82 : 2,713,811,787.16 = 1,119,756,178.26 : x
  2. Step 2: Convert to fraction form
    1,966,528,165.82/2,713,811,787.16 = 1,119,756,178.26/x
  3. Step 3: Cross multiply
    1,966,528,165.82x = 2,713,811,787.16 × 1,119,756,178.26
  4. Step 4: Simplify right side
    1,966,528,165.82x = 3,038,807,515,304,422,400
  5. Step 5: Solve for x
    x = 3,038,807,515,304,422,400/1,966,528,165.82
  6. Step 6: Final answer
    x = 1,545,265,187.72

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Double scale
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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.