Home / 232,361,220.78-320,666,354.55-126,518,740.94

Finding the Fourth Proportional to 232,361,220.78, 320,666,354.55 and 126,518,740.94

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Solution

The fourth proportional to 232,361,220.78, 320,666,354.55 and 126,518,740.94 is: 174,600,147.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,361,220.78 : 320,666,354.55 = 126,518,740.94 : x
  2. Step 2: Convert to fraction form
    232,361,220.78/320,666,354.55 = 126,518,740.94/x
  3. Step 3: Cross multiply
    232,361,220.78x = 320,666,354.55 × 126,518,740.94
  4. Step 4: Simplify right side
    232,361,220.78x = 40,570,303,440,287,304
  5. Step 5: Solve for x
    x = 40,570,303,440,287,304/232,361,220.78
  6. Step 6: Final answer
    x = 174,600,147.58

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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.