Home / 229,740,576.65-317,044,019.19-125,319,112.37

Finding the Fourth Proportional to 229,740,576.65, 317,044,019.19 and 125,319,112.37

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Solution

The fourth proportional to 229,740,576.65, 317,044,019.19 and 125,319,112.37 is: 172,941,478.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,740,576.65 : 317,044,019.19 = 125,319,112.37 : x
  2. Step 2: Convert to fraction form
    229,740,576.65/317,044,019.19 = 125,319,112.37/x
  3. Step 3: Cross multiply
    229,740,576.65x = 317,044,019.19 × 125,319,112.37
  4. Step 4: Simplify right side
    229,740,576.65x = 39,731,675,064,896,232
  5. Step 5: Solve for x
    x = 39,731,675,064,896,232/229,740,576.65
  6. Step 6: Final answer
    x = 172,941,478.80

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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.