Home / 74,845,793.40-112,268,690.10-46,124,359.80

Finding the Fourth Proportional to 74,845,793.40, 112,268,690.10 and 46,124,359.80

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Solution

The fourth proportional to 74,845,793.40, 112,268,690.10 and 46,124,359.80 is: 69,186,539.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,845,793.40 : 112,268,690.10 = 46,124,359.80 : x
  2. Step 2: Convert to fraction form
    74,845,793.40/112,268,690.10 = 46,124,359.80/x
  3. Step 3: Cross multiply
    74,845,793.40x = 112,268,690.10 × 46,124,359.80
  4. Step 4: Simplify right side
    74,845,793.40x = 5,178,321,456,447,097
  5. Step 5: Solve for x
    x = 5,178,321,456,447,097/74,845,793.40
  6. Step 6: Final answer
    x = 69,186,539.70

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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.