Home / 773,144,654.24-1,066,939,797.36-425,464,142.24

Finding the Fourth Proportional to 773,144,654.24, 1,066,939,797.36 and 425,464,142.24

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Solution

The fourth proportional to 773,144,654.24, 1,066,939,797.36 and 425,464,142.24 is: 587,140,612.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,144,654.24 : 1,066,939,797.36 = 425,464,142.24 : x
  2. Step 2: Convert to fraction form
    773,144,654.24/1,066,939,797.36 = 425,464,142.24/x
  3. Step 3: Cross multiply
    773,144,654.24x = 1,066,939,797.36 × 425,464,142.24
  4. Step 4: Simplify right side
    773,144,654.24x = 453,944,625,705,491,840
  5. Step 5: Solve for x
    x = 453,944,625,705,491,840/773,144,654.24
  6. Step 6: Final answer
    x = 587,140,612.32

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.