Home / 508,187,867.60-762,848,671.80-474,884,231.60

Finding the Fourth Proportional to 508,187,867.60, 762,848,671.80 and 474,884,231.60

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Solution

The fourth proportional to 508,187,867.60, 762,848,671.80 and 474,884,231.60 is: 712,856,068.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,187,867.60 : 762,848,671.80 = 474,884,231.60 : x
  2. Step 2: Convert to fraction form
    508,187,867.60/762,848,671.80 = 474,884,231.60/x
  3. Step 3: Cross multiply
    508,187,867.60x = 762,848,671.80 × 474,884,231.60
  4. Step 4: Simplify right side
    508,187,867.60x = 362,264,805,334,823,616
  5. Step 5: Solve for x
    x = 362,264,805,334,823,616/508,187,867.60
  6. Step 6: Final answer
    x = 712,856,068.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.