Home / 229,433,031.57-316,617,629.12-125,011,102.89

Finding the Fourth Proportional to 229,433,031.57, 316,617,629.12 and 125,011,102.89

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Solution

The fourth proportional to 229,433,031.57, 316,617,629.12 and 125,011,102.89 is: 172,515,346.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,433,031.57 : 316,617,629.12 = 125,011,102.89 : x
  2. Step 2: Convert to fraction form
    229,433,031.57/316,617,629.12 = 125,011,102.89/x
  3. Step 3: Cross multiply
    229,433,031.57x = 316,617,629.12 × 125,011,102.89
  4. Step 4: Simplify right side
    229,433,031.57x = 39,580,719,010,083,128
  5. Step 5: Solve for x
    x = 39,580,719,010,083,128/229,433,031.57
  6. Step 6: Final answer
    x = 172,515,346.81

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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.