Home / 1,618,181,285.40-2,428,405,668.90-1,037,328,082.20

Finding the Fourth Proportional to 1,618,181,285.40, 2,428,405,668.90 and 1,037,328,082.20

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Solution

The fourth proportional to 1,618,181,285.40, 2,428,405,668.90 and 1,037,328,082.20 is: 1,556,718,902.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,181,285.40 : 2,428,405,668.90 = 1,037,328,082.20 : x
  2. Step 2: Convert to fraction form
    1,618,181,285.40/2,428,405,668.90 = 1,037,328,082.20/x
  3. Step 3: Cross multiply
    1,618,181,285.40x = 2,428,405,668.90 × 1,037,328,082.20
  4. Step 4: Simplify right side
    1,618,181,285.40x = 2,519,053,395,323,645,440
  5. Step 5: Solve for x
    x = 2,519,053,395,323,645,440/1,618,181,285.40
  6. Step 6: Final answer
    x = 1,556,718,902.91

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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.