Home / 124,743,361.80-187,146,929.28-48,045,796.68

Finding the Fourth Proportional to 124,743,361.80, 187,146,929.28 and 48,045,796.68

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Solution

The fourth proportional to 124,743,361.80, 187,146,929.28 and 48,045,796.68 is: 72,080,976.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,743,361.80 : 187,146,929.28 = 48,045,796.68 : x
  2. Step 2: Convert to fraction form
    124,743,361.80/187,146,929.28 = 48,045,796.68/x
  3. Step 3: Cross multiply
    124,743,361.80x = 187,146,929.28 × 48,045,796.68
  4. Step 4: Simplify right side
    124,743,361.80x = 8,991,623,313,473,219
  5. Step 5: Solve for x
    x = 8,991,623,313,473,219/124,743,361.80
  6. Step 6: Final answer
    x = 72,080,976.36

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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.