Home / 1,123,909,617,465.70-1,682,960,982,507.50-775,683,680,496.30

Finding the Fourth Proportional to 1,123,909,617,465.70, 1,682,960,982,507.50 and 775,683,680,496.30

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Solution

The fourth proportional to 1,123,909,617,465.70, 1,682,960,982,507.50 and 775,683,680,496.30 is: 1,161,521,663,981.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,909,617,465.70 : 1,682,960,982,507.50 = 775,683,680,496.30 : x
  2. Step 2: Convert to fraction form
    1,123,909,617,465.70/1,682,960,982,507.50 = 775,683,680,496.30/x
  3. Step 3: Cross multiply
    1,123,909,617,465.70x = 1,682,960,982,507.50 × 775,683,680,496.30
  4. Step 4: Simplify right side
    1,123,909,617,465.70x = 1,305,445,369,043,086,968,094,720
  5. Step 5: Solve for x
    x = 1,305,445,369,043,086,968,094,720/1,123,909,617,465.70
  6. Step 6: Final answer
    x = 1,161,521,663,981.07

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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.