Home / 232,576,581.83-320,941,221.50-128,148,809.27

Finding the Fourth Proportional to 232,576,581.83, 320,941,221.50 and 128,148,809.27

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Solution

The fourth proportional to 232,576,581.83, 320,941,221.50 and 128,148,809.27 is: 176,837,388.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,576,581.83 : 320,941,221.50 = 128,148,809.27 : x
  2. Step 2: Convert to fraction form
    232,576,581.83/320,941,221.50 = 128,148,809.27/x
  3. Step 3: Cross multiply
    232,576,581.83x = 320,941,221.50 × 128,148,809.27
  4. Step 4: Simplify right side
    232,576,581.83x = 41,128,235,379,599,992
  5. Step 5: Solve for x
    x = 41,128,235,379,599,992/232,576,581.83
  6. Step 6: Final answer
    x = 176,837,388.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.