Home / 167,553,072.40-251,329,608.60-115,897,007.20

Finding the Fourth Proportional to 167,553,072.40, 251,329,608.60 and 115,897,007.20

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Solution

The fourth proportional to 167,553,072.40, 251,329,608.60 and 115,897,007.20 is: 173,845,510.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,553,072.40 : 251,329,608.60 = 115,897,007.20 : x
  2. Step 2: Convert to fraction form
    167,553,072.40/251,329,608.60 = 115,897,007.20/x
  3. Step 3: Cross multiply
    167,553,072.40x = 251,329,608.60 × 115,897,007.20
  4. Step 4: Simplify right side
    167,553,072.40x = 29,128,349,457,487,380
  5. Step 5: Solve for x
    x = 29,128,349,457,487,380/167,553,072.40
  6. Step 6: Final answer
    x = 173,845,510.80

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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.