Home / 773,175,457.84-1,066,982,306.72-425,494,945.84

Finding the Fourth Proportional to 773,175,457.84, 1,066,982,306.72 and 425,494,945.84

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Solution

The fourth proportional to 773,175,457.84, 1,066,982,306.72 and 425,494,945.84 is: 587,183,121.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,175,457.84 : 1,066,982,306.72 = 425,494,945.84 : x
  2. Step 2: Convert to fraction form
    773,175,457.84/1,066,982,306.72 = 425,494,945.84/x
  3. Step 3: Cross multiply
    773,175,457.84x = 1,066,982,306.72 × 425,494,945.84
  4. Step 4: Simplify right side
    773,175,457.84x = 453,995,578,810,064,640
  5. Step 5: Solve for x
    x = 453,995,578,810,064,640/773,175,457.84
  6. Step 6: Final answer
    x = 587,183,121.51

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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.