Home / 316,166,780.40-436,300,786.17-175,044,290.46

Finding the Fourth Proportional to 316,166,780.40, 436,300,786.17 and 175,044,290.46

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Solution

The fourth proportional to 316,166,780.40, 436,300,786.17 and 175,044,290.46 is: 241,555,932.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,166,780.40 : 436,300,786.17 = 175,044,290.46 : x
  2. Step 2: Convert to fraction form
    316,166,780.40/436,300,786.17 = 175,044,290.46/x
  3. Step 3: Cross multiply
    316,166,780.40x = 436,300,786.17 × 175,044,290.46
  4. Step 4: Simplify right side
    316,166,780.40x = 76,371,961,542,267,840
  5. Step 5: Solve for x
    x = 76,371,961,542,267,840/316,166,780.40
  6. Step 6: Final answer
    x = 241,555,932.74

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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.