Home / 49,794,920.40-74,692,380.60-49,476,055.80

Finding the Fourth Proportional to 49,794,920.40, 74,692,380.60 and 49,476,055.80

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Solution

The fourth proportional to 49,794,920.40, 74,692,380.60 and 49,476,055.80 is: 74,214,083.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,794,920.40 : 74,692,380.60 = 49,476,055.80 : x
  2. Step 2: Convert to fraction form
    49,794,920.40/74,692,380.60 = 49,476,055.80/x
  3. Step 3: Cross multiply
    49,794,920.40x = 74,692,380.60 × 49,476,055.80
  4. Step 4: Simplify right side
    49,794,920.40x = 3,695,484,390,400,437
  5. Step 5: Solve for x
    x = 3,695,484,390,400,437/49,794,920.40
  6. Step 6: Final answer
    x = 74,214,083.70

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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.