Home / 454,559,812.70-681,765,069.44-195,705,343.58

Finding the Fourth Proportional to 454,559,812.70, 681,765,069.44 and 195,705,343.58

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Solution

The fourth proportional to 454,559,812.70, 681,765,069.44 and 195,705,343.58 is: 293,525,875.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,559,812.70 : 681,765,069.44 = 195,705,343.58 : x
  2. Step 2: Convert to fraction form
    454,559,812.70/681,765,069.44 = 195,705,343.58/x
  3. Step 3: Cross multiply
    454,559,812.70x = 681,765,069.44 × 195,705,343.58
  4. Step 4: Simplify right side
    454,559,812.70x = 133,425,067,152,678,192
  5. Step 5: Solve for x
    x = 133,425,067,152,678,192/454,559,812.70
  6. Step 6: Final answer
    x = 293,525,875.86

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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.