Home / 2,087,742,958.92-3,129,545,897.54-980,365,500.88

Finding the Fourth Proportional to 2,087,742,958.92, 3,129,545,897.54 and 980,365,500.88

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Solution

The fourth proportional to 2,087,742,958.92, 3,129,545,897.54 and 980,365,500.88 is: 1,469,576,902.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,087,742,958.92 : 3,129,545,897.54 = 980,365,500.88 : x
  2. Step 2: Convert to fraction form
    2,087,742,958.92/3,129,545,897.54 = 980,365,500.88/x
  3. Step 3: Cross multiply
    2,087,742,958.92x = 3,129,545,897.54 × 980,365,500.88
  4. Step 4: Simplify right side
    2,087,742,958.92x = 3,068,098,831,368,751,104
  5. Step 5: Solve for x
    x = 3,068,098,831,368,751,104/2,087,742,958.92
  6. Step 6: Final answer
    x = 1,469,576,902.78

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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.