Home / 146,687,026.50-202,434,395.13-81,496,930.50

Finding the Fourth Proportional to 146,687,026.50, 202,434,395.13 and 81,496,930.50

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Solution

The fourth proportional to 146,687,026.50, 202,434,395.13 and 81,496,930.50 is: 112,469,263.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,687,026.50 : 202,434,395.13 = 81,496,930.50 : x
  2. Step 2: Convert to fraction form
    146,687,026.50/202,434,395.13 = 81,496,930.50/x
  3. Step 3: Cross multiply
    146,687,026.50x = 202,434,395.13 × 81,496,930.50
  4. Step 4: Simplify right side
    146,687,026.50x = 16,497,781,830,719,148
  5. Step 5: Solve for x
    x = 16,497,781,830,719,148/146,687,026.50
  6. Step 6: Final answer
    x = 112,469,263.47

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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.