Home / 806,195,792.10-1,112,547,464.82-453,771,578.64

Finding the Fourth Proportional to 806,195,792.10, 1,112,547,464.82 and 453,771,578.64

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Solution

The fourth proportional to 806,195,792.10, 1,112,547,464.82 and 453,771,578.64 is: 626,203,242.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,195,792.10 : 1,112,547,464.82 = 453,771,578.64 : x
  2. Step 2: Convert to fraction form
    806,195,792.10/1,112,547,464.82 = 453,771,578.64/x
  3. Step 3: Cross multiply
    806,195,792.10x = 1,112,547,464.82 × 453,771,578.64
  4. Step 4: Simplify right side
    806,195,792.10x = 504,842,419,423,301,248
  5. Step 5: Solve for x
    x = 504,842,419,423,301,248/806,195,792.10
  6. Step 6: Final answer
    x = 626,203,242.90

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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.