Home / 846,893,291.20-1,268,639,325.60-482,962,494.40

Finding the Fourth Proportional to 846,893,291.20, 1,268,639,325.60 and 482,962,494.40

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Solution

The fourth proportional to 846,893,291.20, 1,268,639,325.60 and 482,962,494.40 is: 723,473,924.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,893,291.20 : 1,268,639,325.60 = 482,962,494.40 : x
  2. Step 2: Convert to fraction form
    846,893,291.20/1,268,639,325.60 = 482,962,494.40/x
  3. Step 3: Cross multiply
    846,893,291.20x = 1,268,639,325.60 × 482,962,494.40
  4. Step 4: Simplify right side
    846,893,291.20x = 612,705,213,185,709,696
  5. Step 5: Solve for x
    x = 612,705,213,185,709,696/846,893,291.20
  6. Step 6: Final answer
    x = 723,473,924.70

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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.