Home / 232,127,072.76-320,335,358.40-127,702,903.08

Finding the Fourth Proportional to 232,127,072.76, 320,335,358.40 and 127,702,903.08

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Solution

The fourth proportional to 232,127,072.76, 320,335,358.40 and 127,702,903.08 is: 176,230,005.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,127,072.76 : 320,335,358.40 = 127,702,903.08 : x
  2. Step 2: Convert to fraction form
    232,127,072.76/320,335,358.40 = 127,702,903.08/x
  3. Step 3: Cross multiply
    232,127,072.76x = 320,335,358.40 × 127,702,903.08
  4. Step 4: Simplify right side
    232,127,072.76x = 40,907,755,226,852,264
  5. Step 5: Solve for x
    x = 40,907,755,226,852,264/232,127,072.76
  6. Step 6: Final answer
    x = 176,230,005.15

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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.