Home / 229,824,361.60-344,736,542.40-76,475,420.80

Finding the Fourth Proportional to 229,824,361.60, 344,736,542.40 and 76,475,420.80

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Solution

The fourth proportional to 229,824,361.60, 344,736,542.40 and 76,475,420.80 is: 114,713,131.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,824,361.60 : 344,736,542.40 = 76,475,420.80 : x
  2. Step 2: Convert to fraction form
    229,824,361.60/344,736,542.40 = 76,475,420.80/x
  3. Step 3: Cross multiply
    229,824,361.60x = 344,736,542.40 × 76,475,420.80
  4. Step 4: Simplify right side
    229,824,361.60x = 26,363,872,145,177,040
  5. Step 5: Solve for x
    x = 26,363,872,145,177,040/229,824,361.60
  6. Step 6: Final answer
    x = 114,713,131.20

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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.