Home / 77,294,511.88-106,665,797.64-42,486,832.24

Finding the Fourth Proportional to 77,294,511.88, 106,665,797.64 and 42,486,832.24

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Solution

The fourth proportional to 77,294,511.88, 106,665,797.64 and 42,486,832.24 is: 58,631,482.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,294,511.88 : 106,665,797.64 = 42,486,832.24 : x
  2. Step 2: Convert to fraction form
    77,294,511.88/106,665,797.64 = 42,486,832.24/x
  3. Step 3: Cross multiply
    77,294,511.88x = 106,665,797.64 × 42,486,832.24
  4. Step 4: Simplify right side
    77,294,511.88x = 4,531,891,850,076,468
  5. Step 5: Solve for x
    x = 4,531,891,850,076,468/77,294,511.88
  6. Step 6: Final answer
    x = 58,631,482.88

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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.