Home / 3,779,145,200.90-5,668,717,801.35-1,325,730,109.70

Finding the Fourth Proportional to 3,779,145,200.90, 5,668,717,801.35 and 1,325,730,109.70

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Solution

The fourth proportional to 3,779,145,200.90, 5,668,717,801.35 and 1,325,730,109.70 is: 1,988,595,164.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,779,145,200.90 : 5,668,717,801.35 = 1,325,730,109.70 : x
  2. Step 2: Convert to fraction form
    3,779,145,200.90/5,668,717,801.35 = 1,325,730,109.70/x
  3. Step 3: Cross multiply
    3,779,145,200.90x = 5,668,717,801.35 × 1,325,730,109.70
  4. Step 4: Simplify right side
    3,779,145,200.90x = 7,515,189,872,642,078,720
  5. Step 5: Solve for x
    x = 7,515,189,872,642,078,720/3,779,145,200.90
  6. Step 6: Final answer
    x = 1,988,595,164.55

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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.