Home / 980,192,456.20-1,470,288,684.30-974,452,893.40

Finding the Fourth Proportional to 980,192,456.20, 1,470,288,684.30 and 974,452,893.40

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Solution

The fourth proportional to 980,192,456.20, 1,470,288,684.30 and 974,452,893.40 is: 1,461,679,340.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,192,456.20 : 1,470,288,684.30 = 974,452,893.40 : x
  2. Step 2: Convert to fraction form
    980,192,456.20/1,470,288,684.30 = 974,452,893.40/x
  3. Step 3: Cross multiply
    980,192,456.20x = 1,470,288,684.30 × 974,452,893.40
  4. Step 4: Simplify right side
    980,192,456.20x = 1,432,727,062,549,414,144
  5. Step 5: Solve for x
    x = 1,432,727,062,549,414,144/980,192,456.20
  6. Step 6: Final answer
    x = 1,461,679,340.10

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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.