Home / 146,725,662.90-220,115,066.40-73,758,813.60

Finding the Fourth Proportional to 146,725,662.90, 220,115,066.40 and 73,758,813.60

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Solution

The fourth proportional to 146,725,662.90, 220,115,066.40 and 73,758,813.60 is: 110,651,578.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,725,662.90 : 220,115,066.40 = 73,758,813.60 : x
  2. Step 2: Convert to fraction form
    146,725,662.90/220,115,066.40 = 73,758,813.60/x
  3. Step 3: Cross multiply
    146,725,662.90x = 220,115,066.40 × 73,758,813.60
  4. Step 4: Simplify right side
    146,725,662.90x = 16,235,426,153,149,222
  5. Step 5: Solve for x
    x = 16,235,426,153,149,222/146,725,662.90
  6. Step 6: Final answer
    x = 110,651,578.14

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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.