Home / 164,914,009.40-247,399,007.70-49,897,638.20

Finding the Fourth Proportional to 164,914,009.40, 247,399,007.70 and 49,897,638.20

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Solution

The fourth proportional to 164,914,009.40, 247,399,007.70 and 49,897,638.20 is: 74,854,927.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,914,009.40 : 247,399,007.70 = 49,897,638.20 : x
  2. Step 2: Convert to fraction form
    164,914,009.40/247,399,007.70 = 49,897,638.20/x
  3. Step 3: Cross multiply
    164,914,009.40x = 247,399,007.70 × 49,897,638.20
  4. Step 4: Simplify right side
    164,914,009.40x = 12,344,626,177,253,614
  5. Step 5: Solve for x
    x = 12,344,626,177,253,614/164,914,009.40
  6. Step 6: Final answer
    x = 74,854,927.26

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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.