Home / 187,976,324.40-259,411,800.60-105,476,210.88

Finding the Fourth Proportional to 187,976,324.40, 259,411,800.60 and 105,476,210.88

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Solution

The fourth proportional to 187,976,324.40, 259,411,800.60 and 105,476,210.88 is: 145,559,680.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,976,324.40 : 259,411,800.60 = 105,476,210.88 : x
  2. Step 2: Convert to fraction form
    187,976,324.40/259,411,800.60 = 105,476,210.88/x
  3. Step 3: Cross multiply
    187,976,324.40x = 259,411,800.60 × 105,476,210.88
  4. Step 4: Simplify right side
    187,976,324.40x = 27,361,773,784,846,108
  5. Step 5: Solve for x
    x = 27,361,773,784,846,108/187,976,324.40
  6. Step 6: Final answer
    x = 145,559,680.84

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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.