Home / 74,844,838.40-112,267,257.60-46,123,404.80

Finding the Fourth Proportional to 74,844,838.40, 112,267,257.60 and 46,123,404.80

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Solution

The fourth proportional to 74,844,838.40, 112,267,257.60 and 46,123,404.80 is: 69,185,107.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,844,838.40 : 112,267,257.60 = 46,123,404.80 : x
  2. Step 2: Convert to fraction form
    74,844,838.40/112,267,257.60 = 46,123,404.80/x
  3. Step 3: Cross multiply
    74,844,838.40x = 112,267,257.60 × 46,123,404.80
  4. Step 4: Simplify right side
    74,844,838.40x = 5,178,148,168,070,676
  5. Step 5: Solve for x
    x = 5,178,148,168,070,676/74,844,838.40
  6. Step 6: Final answer
    x = 69,185,107.20

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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.