Home / 66,529,315.85-99,793,973.78-65,633,520.65

Finding the Fourth Proportional to 66,529,315.85, 99,793,973.78 and 65,633,520.65

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Solution

The fourth proportional to 66,529,315.85, 99,793,973.78 and 65,633,520.65 is: 98,450,280.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,529,315.85 : 99,793,973.78 = 65,633,520.65 : x
  2. Step 2: Convert to fraction form
    66,529,315.85/99,793,973.78 = 65,633,520.65/x
  3. Step 3: Cross multiply
    66,529,315.85x = 99,793,973.78 × 65,633,520.65
  4. Step 4: Simplify right side
    66,529,315.85x = 6,549,829,838,507,021
  5. Step 5: Solve for x
    x = 6,549,829,838,507,021/66,529,315.85
  6. Step 6: Final answer
    x = 98,450,280.98

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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.