Home / 28,266,196,586.20-42,399,294,879.30-9,654,707,613.40

Finding the Fourth Proportional to 28,266,196,586.20, 42,399,294,879.30 and 9,654,707,613.40

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Solution

The fourth proportional to 28,266,196,586.20, 42,399,294,879.30 and 9,654,707,613.40 is: 14,482,061,420.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,266,196,586.20 : 42,399,294,879.30 = 9,654,707,613.40 : x
  2. Step 2: Convert to fraction form
    28,266,196,586.20/42,399,294,879.30 = 9,654,707,613.40/x
  3. Step 3: Cross multiply
    28,266,196,586.20x = 42,399,294,879.30 × 9,654,707,613.40
  4. Step 4: Simplify right side
    28,266,196,586.20x = 409,352,795,073,969,389,568
  5. Step 5: Solve for x
    x = 409,352,795,073,969,389,568/28,266,196,586.20
  6. Step 6: Final answer
    x = 14,482,061,420.10

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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.