Home / 152,512,285.26-210,468,362.70-82,897,829.94

Finding the Fourth Proportional to 152,512,285.26, 210,468,362.70 and 82,897,829.94

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Solution

The fourth proportional to 152,512,285.26, 210,468,362.70 and 82,897,829.94 is: 114,399,771.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,512,285.26 : 210,468,362.70 = 82,897,829.94 : x
  2. Step 2: Convert to fraction form
    152,512,285.26/210,468,362.70 = 82,897,829.94/x
  3. Step 3: Cross multiply
    152,512,285.26x = 210,468,362.70 × 82,897,829.94
  4. Step 4: Simplify right side
    152,512,285.26x = 17,447,370,538,854,838
  5. Step 5: Solve for x
    x = 17,447,370,538,854,838/152,512,285.26
  6. Step 6: Final answer
    x = 114,399,771.20

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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.