Home / 6,436,354,723.80-9,654,532,085.70-5,563,941,178.20

Finding the Fourth Proportional to 6,436,354,723.80, 9,654,532,085.70 and 5,563,941,178.20

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Solution

The fourth proportional to 6,436,354,723.80, 9,654,532,085.70 and 5,563,941,178.20 is: 8,345,911,767.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,436,354,723.80 : 9,654,532,085.70 = 5,563,941,178.20 : x
  2. Step 2: Convert to fraction form
    6,436,354,723.80/9,654,532,085.70 = 5,563,941,178.20/x
  3. Step 3: Cross multiply
    6,436,354,723.80x = 9,654,532,085.70 × 5,563,941,178.20
  4. Step 4: Simplify right side
    6,436,354,723.80x = 53,717,248,627,879,362,560
  5. Step 5: Solve for x
    x = 53,717,248,627,879,362,560/6,436,354,723.80
  6. Step 6: Final answer
    x = 8,345,911,767.30

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Double scale
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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.