Home / 773,175,459.84-1,066,982,309.48-425,494,947.84

Finding the Fourth Proportional to 773,175,459.84, 1,066,982,309.48 and 425,494,947.84

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Solution

The fourth proportional to 773,175,459.84, 1,066,982,309.48 and 425,494,947.84 is: 587,183,124.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,175,459.84 : 1,066,982,309.48 = 425,494,947.84 : x
  2. Step 2: Convert to fraction form
    773,175,459.84/1,066,982,309.48 = 425,494,947.84/x
  3. Step 3: Cross multiply
    773,175,459.84x = 1,066,982,309.48 × 425,494,947.84
  4. Step 4: Simplify right side
    773,175,459.84x = 453,995,582,118,395,328
  5. Step 5: Solve for x
    x = 453,995,582,118,395,328/773,175,459.84
  6. Step 6: Final answer
    x = 587,183,124.27

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Double scale
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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.