Home / 161,845,354.94-223,367,045.65-106,137,642.60

Finding the Fourth Proportional to 161,845,354.94, 223,367,045.65 and 106,137,642.60

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Solution

The fourth proportional to 161,845,354.94, 223,367,045.65 and 106,137,642.60 is: 146,483,361.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,845,354.94 : 223,367,045.65 = 106,137,642.60 : x
  2. Step 2: Convert to fraction form
    161,845,354.94/223,367,045.65 = 106,137,642.60/x
  3. Step 3: Cross multiply
    161,845,354.94x = 223,367,045.65 × 106,137,642.60
  4. Step 4: Simplify right side
    161,845,354.94x = 23,707,651,659,552,240
  5. Step 5: Solve for x
    x = 23,707,651,659,552,240/161,845,354.94
  6. Step 6: Final answer
    x = 146,483,361.66

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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.