Home / 397,111,766.40-548,012,744.64-232,066,632.96

Finding the Fourth Proportional to 397,111,766.40, 548,012,744.64 and 232,066,632.96

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Solution

The fourth proportional to 397,111,766.40, 548,012,744.64 and 232,066,632.96 is: 320,251,081.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,111,766.40 : 548,012,744.64 = 232,066,632.96 : x
  2. Step 2: Convert to fraction form
    397,111,766.40/548,012,744.64 = 232,066,632.96/x
  3. Step 3: Cross multiply
    397,111,766.40x = 548,012,744.64 × 232,066,632.96
  4. Step 4: Simplify right side
    397,111,766.40x = 127,175,472,467,773,088
  5. Step 5: Solve for x
    x = 127,175,472,467,773,088/397,111,766.40
  6. Step 6: Final answer
    x = 320,251,081.00

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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.