Home / 1,788,241,973.28-2,682,363,651.12-804,519,705.12

Finding the Fourth Proportional to 1,788,241,973.28, 2,682,363,651.12 and 804,519,705.12

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Solution

The fourth proportional to 1,788,241,973.28, 2,682,363,651.12 and 804,519,705.12 is: 1,206,779,868.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,241,973.28 : 2,682,363,651.12 = 804,519,705.12 : x
  2. Step 2: Convert to fraction form
    1,788,241,973.28/2,682,363,651.12 = 804,519,705.12/x
  3. Step 3: Cross multiply
    1,788,241,973.28x = 2,682,363,651.12 × 804,519,705.12
  4. Step 4: Simplify right side
    1,788,241,973.28x = 2,158,014,413,623,668,992
  5. Step 5: Solve for x
    x = 2,158,014,413,623,668,992/1,788,241,973.28
  6. Step 6: Final answer
    x = 1,206,779,868.65

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Double scale
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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.