Home / 229,429,848.80-316,609,190.16-125,008,783.04

Finding the Fourth Proportional to 229,429,848.80, 316,609,190.16 and 125,008,783.04

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Solution

The fourth proportional to 229,429,848.80, 316,609,190.16 and 125,008,783.04 is: 172,509,940.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,429,848.80 : 316,609,190.16 = 125,008,783.04 : x
  2. Step 2: Convert to fraction form
    229,429,848.80/316,609,190.16 = 125,008,783.04/x
  3. Step 3: Cross multiply
    229,429,848.80x = 316,609,190.16 × 125,008,783.04
  4. Step 4: Simplify right side
    229,429,848.80x = 39,578,929,561,181,552
  5. Step 5: Solve for x
    x = 39,578,929,561,181,552/229,429,848.80
  6. Step 6: Final answer
    x = 172,509,940.48

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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.