Home / 1,126,674,954.40-1,687,996,892.40-953,338,583.20

Finding the Fourth Proportional to 1,126,674,954.40, 1,687,996,892.40 and 953,338,583.20

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Solution

The fourth proportional to 1,126,674,954.40, 1,687,996,892.40 and 953,338,583.20 is: 1,428,302,421.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,674,954.40 : 1,687,996,892.40 = 953,338,583.20 : x
  2. Step 2: Convert to fraction form
    1,126,674,954.40/1,687,996,892.40 = 953,338,583.20/x
  3. Step 3: Cross multiply
    1,126,674,954.40x = 1,687,996,892.40 × 953,338,583.20
  4. Step 4: Simplify right side
    1,126,674,954.40x = 1,609,232,565,846,619,136
  5. Step 5: Solve for x
    x = 1,609,232,565,846,619,136/1,126,674,954.40
  6. Step 6: Final answer
    x = 1,428,302,421.71

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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.