Home / 526,169,229.60-788,120,103.60-435,469,965.60

Finding the Fourth Proportional to 526,169,229.60, 788,120,103.60 and 435,469,965.60

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Solution

The fourth proportional to 526,169,229.60, 788,120,103.60 and 435,469,965.60 is: 652,266,637.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,169,229.60 : 788,120,103.60 = 435,469,965.60 : x
  2. Step 2: Convert to fraction form
    526,169,229.60/788,120,103.60 = 435,469,965.60/x
  3. Step 3: Cross multiply
    526,169,229.60x = 788,120,103.60 × 435,469,965.60
  4. Step 4: Simplify right side
    526,169,229.60x = 343,202,634,403,360,448
  5. Step 5: Solve for x
    x = 343,202,634,403,360,448/526,169,229.60
  6. Step 6: Final answer
    x = 652,266,637.99

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1.5x scale

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.