Home / 146,288,972.80-219,426,460.80-49,235,161.60

Finding the Fourth Proportional to 146,288,972.80, 219,426,460.80 and 49,235,161.60

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Solution

The fourth proportional to 146,288,972.80, 219,426,460.80 and 49,235,161.60 is: 73,850,387.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,288,972.80 : 219,426,460.80 = 49,235,161.60 : x
  2. Step 2: Convert to fraction form
    146,288,972.80/219,426,460.80 = 49,235,161.60/x
  3. Step 3: Cross multiply
    146,288,972.80x = 219,426,460.80 × 49,235,161.60
  4. Step 4: Simplify right side
    146,288,972.80x = 10,803,497,256,804,066
  5. Step 5: Solve for x
    x = 10,803,497,256,804,066/146,288,972.80
  6. Step 6: Final answer
    x = 73,850,387.01

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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.