Home / 187,609,974.50-258,750,802.51-164,929,853.70

Finding the Fourth Proportional to 187,609,974.50, 258,750,802.51 and 164,929,853.70

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Solution

The fourth proportional to 187,609,974.50, 258,750,802.51 and 164,929,853.70 is: 227,470,485.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,609,974.50 : 258,750,802.51 = 164,929,853.70 : x
  2. Step 2: Convert to fraction form
    187,609,974.50/258,750,802.51 = 164,929,853.70/x
  3. Step 3: Cross multiply
    187,609,974.50x = 258,750,802.51 × 164,929,853.70
  4. Step 4: Simplify right side
    187,609,974.50x = 42,675,732,002,319,560
  5. Step 5: Solve for x
    x = 42,675,732,002,319,560/187,609,974.50
  6. Step 6: Final answer
    x = 227,470,485.59

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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.