Home / 146,877,136.80-220,336,700.40-49,837,322.40

Finding the Fourth Proportional to 146,877,136.80, 220,336,700.40 and 49,837,322.40

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Solution

The fourth proportional to 146,877,136.80, 220,336,700.40 and 49,837,322.40 is: 74,763,107.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,877,136.80 : 220,336,700.40 = 49,837,322.40 : x
  2. Step 2: Convert to fraction form
    146,877,136.80/220,336,700.40 = 49,837,322.40/x
  3. Step 3: Cross multiply
    146,877,136.80x = 220,336,700.40 × 49,837,322.40
  4. Step 4: Simplify right side
    146,877,136.80x = 10,980,991,174,387,008
  5. Step 5: Solve for x
    x = 10,980,991,174,387,008/146,877,136.80
  6. Step 6: Final answer
    x = 74,763,107.54

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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.