Home / 72,444,107.36-99,963,788.10-48,973,704.50

Finding the Fourth Proportional to 72,444,107.36, 99,963,788.10 and 48,973,704.50

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Solution

The fourth proportional to 72,444,107.36, 99,963,788.10 and 48,973,704.50 is: 67,577,573.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,444,107.36 : 99,963,788.10 = 48,973,704.50 : x
  2. Step 2: Convert to fraction form
    72,444,107.36/99,963,788.10 = 48,973,704.50/x
  3. Step 3: Cross multiply
    72,444,107.36x = 99,963,788.10 × 48,973,704.50
  4. Step 4: Simplify right side
    72,444,107.36x = 4,895,597,019,110,016
  5. Step 5: Solve for x
    x = 4,895,597,019,110,016/72,444,107.36
  6. Step 6: Final answer
    x = 67,577,573.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.