Home / 232,329,435.80-320,602,451.29-127,887,107.54

Finding the Fourth Proportional to 232,329,435.80, 320,602,451.29 and 127,887,107.54

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Solution

The fourth proportional to 232,329,435.80, 320,602,451.29 and 127,887,107.54 is: 176,477,509.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,329,435.80 : 320,602,451.29 = 127,887,107.54 : x
  2. Step 2: Convert to fraction form
    232,329,435.80/320,602,451.29 = 127,887,107.54/x
  3. Step 3: Cross multiply
    232,329,435.80x = 320,602,451.29 × 127,887,107.54
  4. Step 4: Simplify right side
    232,329,435.80x = 41,000,920,163,789,112
  5. Step 5: Solve for x
    x = 41,000,920,163,789,112/232,329,435.80
  6. Step 6: Final answer
    x = 176,477,509.29

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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.