Home / 552,323,205,655.35-762,095,479,114.53-308,415,145,667.09

Finding the Fourth Proportional to 552,323,205,655.35, 762,095,479,114.53 and 308,415,145,667.09

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Solution

The fourth proportional to 552,323,205,655.35, 762,095,479,114.53 and 308,415,145,667.09 is: 425,551,173,292.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,323,205,655.35 : 762,095,479,114.53 = 308,415,145,667.09 : x
  2. Step 2: Convert to fraction form
    552,323,205,655.35/762,095,479,114.53 = 308,415,145,667.09/x
  3. Step 3: Cross multiply
    552,323,205,655.35x = 762,095,479,114.53 × 308,415,145,667.09
  4. Step 4: Simplify right side
    552,323,205,655.35x = 235,041,788,203,338,534,223,872
  5. Step 5: Solve for x
    x = 235,041,788,203,338,534,223,872/552,323,205,655.35
  6. Step 6: Final answer
    x = 425,551,173,292.55

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1.5x scale

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.