Home / 1,380,301,828.80-2,070,452,743.20-797,736,204.60

Finding the Fourth Proportional to 1,380,301,828.80, 2,070,452,743.20 and 797,736,204.60

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Solution

The fourth proportional to 1,380,301,828.80, 2,070,452,743.20 and 797,736,204.60 is: 1,196,604,306.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,301,828.80 : 2,070,452,743.20 = 797,736,204.60 : x
  2. Step 2: Convert to fraction form
    1,380,301,828.80/2,070,452,743.20 = 797,736,204.60/x
  3. Step 3: Cross multiply
    1,380,301,828.80x = 2,070,452,743.20 × 797,736,204.60
  4. Step 4: Simplify right side
    1,380,301,828.80x = 1,651,675,113,164,026,624
  5. Step 5: Solve for x
    x = 1,651,675,113,164,026,624/1,380,301,828.80
  6. Step 6: Final answer
    x = 1,196,604,306.90

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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.