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Finding the Fourth Proportional to 65,784,803.00, 98,774,208.90 and 36,695,479.55

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Solution

The fourth proportional to 65,784,803.00, 98,774,208.90 and 36,695,479.55 is: 55,097,329.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,784,803.00 : 98,774,208.90 = 36,695,479.55 : x
  2. Step 2: Convert to fraction form
    65,784,803.00/98,774,208.90 = 36,695,479.55/x
  3. Step 3: Cross multiply
    65,784,803.00x = 98,774,208.90 × 36,695,479.55
  4. Step 4: Simplify right side
    65,784,803.00x = 3,624,566,962,263,507.50
  5. Step 5: Solve for x
    x = 3,624,566,962,263,507.50/65,784,803.00
  6. Step 6: Final answer
    x = 55,097,329.43

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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.