Home / 125,821,460.97-173,544,173.46-83,984,432.45

Finding the Fourth Proportional to 125,821,460.97, 173,544,173.46 and 83,984,432.45

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Solution

The fourth proportional to 125,821,460.97, 173,544,173.46 and 83,984,432.45 is: 115,838,814.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,821,460.97 : 173,544,173.46 = 83,984,432.45 : x
  2. Step 2: Convert to fraction form
    125,821,460.97/173,544,173.46 = 83,984,432.45/x
  3. Step 3: Cross multiply
    125,821,460.97x = 173,544,173.46 × 83,984,432.45
  4. Step 4: Simplify right side
    125,821,460.97x = 14,575,008,912,174,732
  5. Step 5: Solve for x
    x = 14,575,008,912,174,732/125,821,460.97
  6. Step 6: Final answer
    x = 115,838,814.78

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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.