Home / 1,137,435,338.40-1,706,153,007.60-965,673,607.20

Finding the Fourth Proportional to 1,137,435,338.40, 1,706,153,007.60 and 965,673,607.20

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Solution

The fourth proportional to 1,137,435,338.40, 1,706,153,007.60 and 965,673,607.20 is: 1,448,510,410.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,435,338.40 : 1,706,153,007.60 = 965,673,607.20 : x
  2. Step 2: Convert to fraction form
    1,137,435,338.40/1,706,153,007.60 = 965,673,607.20/x
  3. Step 3: Cross multiply
    1,137,435,338.40x = 1,706,153,007.60 × 965,673,607.20
  4. Step 4: Simplify right side
    1,137,435,338.40x = 1,647,586,929,284,220,928
  5. Step 5: Solve for x
    x = 1,647,586,929,284,220,928/1,137,435,338.40
  6. Step 6: Final answer
    x = 1,448,510,410.80

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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.