Home / 74,892,078.30-112,338,117.45-36,533,847.90

Finding the Fourth Proportional to 74,892,078.30, 112,338,117.45 and 36,533,847.90

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Solution

The fourth proportional to 74,892,078.30, 112,338,117.45 and 36,533,847.90 is: 54,800,771.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,892,078.30 : 112,338,117.45 = 36,533,847.90 : x
  2. Step 2: Convert to fraction form
    74,892,078.30/112,338,117.45 = 36,533,847.90/x
  3. Step 3: Cross multiply
    74,892,078.30x = 112,338,117.45 × 36,533,847.90
  4. Step 4: Simplify right side
    74,892,078.30x = 4,104,143,696,290,636
  5. Step 5: Solve for x
    x = 4,104,143,696,290,636/74,892,078.30
  6. Step 6: Final answer
    x = 54,800,771.85

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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.