Home / 125,342,587,205.82-172,972,033,583.94-68,249,761,002

Finding the Fourth Proportional to 125,342,587,205.82, 172,972,033,583.94 and 68,249,761,002

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Solution

The fourth proportional to 125,342,587,205.82, 172,972,033,583.94 and 68,249,761,002 is: 94,184,269,012.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,342,587,205.82 : 172,972,033,583.94 = 68,249,761,002 : x
  2. Step 2: Convert to fraction form
    125,342,587,205.82/172,972,033,583.94 = 68,249,761,002/x
  3. Step 3: Cross multiply
    125,342,587,205.82x = 172,972,033,583.94 × 68,249,761,002
  4. Step 4: Simplify right side
    125,342,587,205.82x = 11,805,299,952,133,823,528,960
  5. Step 5: Solve for x
    x = 11,805,299,952,133,823,528,960/125,342,587,205.82
  6. Step 6: Final answer
    x = 94,184,269,012.64

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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.