Home / 552,323,205,622.50-762,095,479,069.05-308,415,145,634.20

Finding the Fourth Proportional to 552,323,205,622.50, 762,095,479,069.05 and 308,415,145,634.20

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Solution

The fourth proportional to 552,323,205,622.50, 762,095,479,069.05 and 308,415,145,634.20 is: 425,551,173,247.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,323,205,622.50 : 762,095,479,069.05 = 308,415,145,634.20 : x
  2. Step 2: Convert to fraction form
    552,323,205,622.50/762,095,479,069.05 = 308,415,145,634.20/x
  3. Step 3: Cross multiply
    552,323,205,622.50x = 762,095,479,069.05 × 308,415,145,634.20
  4. Step 4: Simplify right side
    552,323,205,622.50x = 235,041,788,164,246,513,647,616
  5. Step 5: Solve for x
    x = 235,041,788,164,246,513,647,616/552,323,205,622.50
  6. Step 6: Final answer
    x = 425,551,173,247.09

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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.