Home / 125,323,323.80-187,984,985.70-114,552,786.20

Finding the Fourth Proportional to 125,323,323.80, 187,984,985.70 and 114,552,786.20

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Solution

The fourth proportional to 125,323,323.80, 187,984,985.70 and 114,552,786.20 is: 171,829,179.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,323,323.80 : 187,984,985.70 = 114,552,786.20 : x
  2. Step 2: Convert to fraction form
    125,323,323.80/187,984,985.70 = 114,552,786.20/x
  3. Step 3: Cross multiply
    125,323,323.80x = 187,984,985.70 × 114,552,786.20
  4. Step 4: Simplify right side
    125,323,323.80x = 21,534,203,875,702,156
  5. Step 5: Solve for x
    x = 21,534,203,875,702,156/125,323,323.80
  6. Step 6: Final answer
    x = 171,829,179.30

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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.