Home / 1,774,388,407.20-2,661,330,668.40-609,910,634.40

Finding the Fourth Proportional to 1,774,388,407.20, 2,661,330,668.40 and 609,910,634.40

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Solution

The fourth proportional to 1,774,388,407.20, 2,661,330,668.40 and 609,910,634.40 is: 914,779,351.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,388,407.20 : 2,661,330,668.40 = 609,910,634.40 : x
  2. Step 2: Convert to fraction form
    1,774,388,407.20/2,661,330,668.40 = 609,910,634.40/x
  3. Step 3: Cross multiply
    1,774,388,407.20x = 2,661,330,668.40 × 609,910,634.40
  4. Step 4: Simplify right side
    1,774,388,407.20x = 1,623,173,876,312,019,968
  5. Step 5: Solve for x
    x = 1,623,173,876,312,019,968/1,774,388,407.20
  6. Step 6: Final answer
    x = 914,779,351.42

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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.