Home / 3,536,681,765.49-4,880,636,009.81-1,929,171,791.91

Finding the Fourth Proportional to 3,536,681,765.49, 4,880,636,009.81 and 1,929,171,791.91

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Solution

The fourth proportional to 3,536,681,765.49, 4,880,636,009.81 and 1,929,171,791.91 is: 2,662,265,349.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,536,681,765.49 : 4,880,636,009.81 = 1,929,171,791.91 : x
  2. Step 2: Convert to fraction form
    3,536,681,765.49/4,880,636,009.81 = 1,929,171,791.91/x
  3. Step 3: Cross multiply
    3,536,681,765.49x = 4,880,636,009.81 × 1,929,171,791.91
  4. Step 4: Simplify right side
    3,536,681,765.49x = 9,415,585,316,695,986,176
  5. Step 5: Solve for x
    x = 9,415,585,316,695,986,176/3,536,681,765.49
  6. Step 6: Final answer
    x = 2,662,265,349.56

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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.