Home / 74,413,643.30-111,620,464.95-53,846,876.60

Finding the Fourth Proportional to 74,413,643.30, 111,620,464.95 and 53,846,876.60

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Solution

The fourth proportional to 74,413,643.30, 111,620,464.95 and 53,846,876.60 is: 80,770,314.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,413,643.30 : 111,620,464.95 = 53,846,876.60 : x
  2. Step 2: Convert to fraction form
    74,413,643.30/111,620,464.95 = 53,846,876.60/x
  3. Step 3: Cross multiply
    74,413,643.30x = 111,620,464.95 × 53,846,876.60
  4. Step 4: Simplify right side
    74,413,643.30x = 6,010,413,402,197,275
  5. Step 5: Solve for x
    x = 6,010,413,402,197,275/74,413,643.30
  6. Step 6: Final answer
    x = 80,770,314.90

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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.