Home / 436,164,013.80-654,246,020.70-159,814,693.80

Finding the Fourth Proportional to 436,164,013.80, 654,246,020.70 and 159,814,693.80

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Solution

The fourth proportional to 436,164,013.80, 654,246,020.70 and 159,814,693.80 is: 239,722,040.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,164,013.80 : 654,246,020.70 = 159,814,693.80 : x
  2. Step 2: Convert to fraction form
    436,164,013.80/654,246,020.70 = 159,814,693.80/x
  3. Step 3: Cross multiply
    436,164,013.80x = 654,246,020.70 × 159,814,693.80
  4. Step 4: Simplify right side
    436,164,013.80x = 104,558,127,468,038,976
  5. Step 5: Solve for x
    x = 104,558,127,468,038,976/436,164,013.80
  6. Step 6: Final answer
    x = 239,722,040.70

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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.