Home / 125,323,317.80-187,984,976.70-114,552,780.20

Finding the Fourth Proportional to 125,323,317.80, 187,984,976.70 and 114,552,780.20

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Solution

The fourth proportional to 125,323,317.80, 187,984,976.70 and 114,552,780.20 is: 171,829,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,323,317.80 : 187,984,976.70 = 114,552,780.20 : x
  2. Step 2: Convert to fraction form
    125,323,317.80/187,984,976.70 = 114,552,780.20/x
  3. Step 3: Cross multiply
    125,323,317.80x = 187,984,976.70 × 114,552,780.20
  4. Step 4: Simplify right side
    125,323,317.80x = 21,534,201,716,817,220
  5. Step 5: Solve for x
    x = 21,534,201,716,817,220/125,323,317.80
  6. Step 6: Final answer
    x = 171,829,170.30

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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.