Home / 157,790,456.40-236,287,553.40-125,939,960.40

Finding the Fourth Proportional to 157,790,456.40, 236,287,553.40 and 125,939,960.40

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Solution

The fourth proportional to 157,790,456.40, 236,287,553.40 and 125,939,960.40 is: 188,592,173.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,790,456.40 : 236,287,553.40 = 125,939,960.40 : x
  2. Step 2: Convert to fraction form
    157,790,456.40/236,287,553.40 = 125,939,960.40/x
  3. Step 3: Cross multiply
    157,790,456.40x = 236,287,553.40 × 125,939,960.40
  4. Step 4: Simplify right side
    157,790,456.40x = 29,758,045,118,208,888
  5. Step 5: Solve for x
    x = 29,758,045,118,208,888/157,790,456.40
  6. Step 6: Final answer
    x = 188,592,173.43

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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.