Home / 275,211,837.54-379,706,834.52-156,114,801.36

Finding the Fourth Proportional to 275,211,837.54, 379,706,834.52 and 156,114,801.36

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Solution

The fourth proportional to 275,211,837.54, 379,706,834.52 and 156,114,801.36 is: 215,389,925.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,211,837.54 : 379,706,834.52 = 156,114,801.36 : x
  2. Step 2: Convert to fraction form
    275,211,837.54/379,706,834.52 = 156,114,801.36/x
  3. Step 3: Cross multiply
    275,211,837.54x = 379,706,834.52 × 156,114,801.36
  4. Step 4: Simplify right side
    275,211,837.54x = 59,277,857,046,124,192
  5. Step 5: Solve for x
    x = 59,277,857,046,124,192/275,211,837.54
  6. Step 6: Final answer
    x = 215,389,925.00

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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.