Home / 552,590,821.71-762,571,385.73-301,695,205.32

Finding the Fourth Proportional to 552,590,821.71, 762,571,385.73 and 301,695,205.32

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Solution

The fourth proportional to 552,590,821.71, 762,571,385.73 and 301,695,205.32 is: 416,337,227.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,590,821.71 : 762,571,385.73 = 301,695,205.32 : x
  2. Step 2: Convert to fraction form
    552,590,821.71/762,571,385.73 = 301,695,205.32/x
  3. Step 3: Cross multiply
    552,590,821.71x = 762,571,385.73 × 301,695,205.32
  4. Step 4: Simplify right side
    552,590,821.71x = 230,064,130,788,969,280
  5. Step 5: Solve for x
    x = 230,064,130,788,969,280/552,590,821.71
  6. Step 6: Final answer
    x = 416,337,227.75

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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.