Home / 66,529,138.40-99,896,350.80-36,296,050.40

Finding the Fourth Proportional to 66,529,138.40, 99,896,350.80 and 36,296,050.40

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Solution

The fourth proportional to 66,529,138.40, 99,896,350.80 and 36,296,050.40 is: 54,500,074.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,529,138.40 : 99,896,350.80 = 36,296,050.40 : x
  2. Step 2: Convert to fraction form
    66,529,138.40/99,896,350.80 = 36,296,050.40/x
  3. Step 3: Cross multiply
    66,529,138.40x = 99,896,350.80 × 36,296,050.40
  4. Step 4: Simplify right side
    66,529,138.40x = 3,625,842,983,412,880
  5. Step 5: Solve for x
    x = 3,625,842,983,412,880/66,529,138.40
  6. Step 6: Final answer
    x = 54,500,074.26

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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.