Home / 126,048,007.20-189,072,010.80-62,214,304.80

Finding the Fourth Proportional to 126,048,007.20, 189,072,010.80 and 62,214,304.80

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Solution

The fourth proportional to 126,048,007.20, 189,072,010.80 and 62,214,304.80 is: 93,321,457.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,048,007.20 : 189,072,010.80 = 62,214,304.80 : x
  2. Step 2: Convert to fraction form
    126,048,007.20/189,072,010.80 = 62,214,304.80/x
  3. Step 3: Cross multiply
    126,048,007.20x = 189,072,010.80 × 62,214,304.80
  4. Step 4: Simplify right side
    126,048,007.20x = 11,762,983,709,060,092
  5. Step 5: Solve for x
    x = 11,762,983,709,060,092/126,048,007.20
  6. Step 6: Final answer
    x = 93,321,457.20

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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.