Home / 957,867,124.20-1,436,800,686.30-728,284,612.20

Finding the Fourth Proportional to 957,867,124.20, 1,436,800,686.30 and 728,284,612.20

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Solution

The fourth proportional to 957,867,124.20, 1,436,800,686.30 and 728,284,612.20 is: 1,092,426,918.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,867,124.20 : 1,436,800,686.30 = 728,284,612.20 : x
  2. Step 2: Convert to fraction form
    957,867,124.20/1,436,800,686.30 = 728,284,612.20/x
  3. Step 3: Cross multiply
    957,867,124.20x = 1,436,800,686.30 × 728,284,612.20
  4. Step 4: Simplify right side
    957,867,124.20x = 1,046,399,830,630,689,408
  5. Step 5: Solve for x
    x = 1,046,399,830,630,689,408/957,867,124.20
  6. Step 6: Final answer
    x = 1,092,426,918.30

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Double scale
Find fourth proportional to 957,867,125.20, 1,436,800,687.80 and 728,284,613.20
Similar ratio
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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.