Home / 1,443,009,629.10-2,165,789,902.05-1,236,385,368.30

Finding the Fourth Proportional to 1,443,009,629.10, 2,165,789,902.05 and 1,236,385,368.30

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Solution

The fourth proportional to 1,443,009,629.10, 2,165,789,902.05 and 1,236,385,368.30 is: 1,855,670,878.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,009,629.10 : 2,165,789,902.05 = 1,236,385,368.30 : x
  2. Step 2: Convert to fraction form
    1,443,009,629.10/2,165,789,902.05 = 1,236,385,368.30/x
  3. Step 3: Cross multiply
    1,443,009,629.10x = 2,165,789,902.05 × 1,236,385,368.30
  4. Step 4: Simplify right side
    1,443,009,629.10x = 2,677,750,945,706,510,336
  5. Step 5: Solve for x
    x = 2,677,750,945,706,510,336/1,443,009,629.10
  6. Step 6: Final answer
    x = 1,855,670,878.22

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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.