Home / 3,109,653,587.40-4,660,897,200.30-1,268,197,254.60

Finding the Fourth Proportional to 3,109,653,587.40, 4,660,897,200.30 and 1,268,197,254.60

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Solution

The fourth proportional to 3,109,653,587.40, 4,660,897,200.30 and 1,268,197,254.60 is: 1,900,834,567.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109,653,587.40 : 4,660,897,200.30 = 1,268,197,254.60 : x
  2. Step 2: Convert to fraction form
    3,109,653,587.40/4,660,897,200.30 = 1,268,197,254.60/x
  3. Step 3: Cross multiply
    3,109,653,587.40x = 4,660,897,200.30 × 1,268,197,254.60
  4. Step 4: Simplify right side
    3,109,653,587.40x = 5,910,937,033,393,286,144
  5. Step 5: Solve for x
    x = 5,910,937,033,393,286,144/3,109,653,587.40
  6. Step 6: Final answer
    x = 1,900,834,567.99

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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.