Home / 99,577,366.80-149,366,050.20-56,530,645.80

Finding the Fourth Proportional to 99,577,366.80, 149,366,050.20 and 56,530,645.80

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Solution

The fourth proportional to 99,577,366.80, 149,366,050.20 and 56,530,645.80 is: 84,795,968.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,577,366.80 : 149,366,050.20 = 56,530,645.80 : x
  2. Step 2: Convert to fraction form
    99,577,366.80/149,366,050.20 = 56,530,645.80/x
  3. Step 3: Cross multiply
    99,577,366.80x = 149,366,050.20 × 56,530,645.80
  4. Step 4: Simplify right side
    99,577,366.80x = 8,443,759,278,401,218
  5. Step 5: Solve for x
    x = 8,443,759,278,401,218/99,577,366.80
  6. Step 6: Final answer
    x = 84,795,968.70

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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.