Home / 127,616,005.80-191,424,008.70-50,950,866.60

Finding the Fourth Proportional to 127,616,005.80, 191,424,008.70 and 50,950,866.60

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Solution

The fourth proportional to 127,616,005.80, 191,424,008.70 and 50,950,866.60 is: 76,426,299.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,616,005.80 : 191,424,008.70 = 50,950,866.60 : x
  2. Step 2: Convert to fraction form
    127,616,005.80/191,424,008.70 = 50,950,866.60/x
  3. Step 3: Cross multiply
    127,616,005.80x = 191,424,008.70 × 50,950,866.60
  4. Step 4: Simplify right side
    127,616,005.80x = 9,753,219,131,310,940
  5. Step 5: Solve for x
    x = 9,753,219,131,310,940/127,616,005.80
  6. Step 6: Final answer
    x = 76,426,299.90

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1.5x scale

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.