Home / 274,359,553.19-378,616,598.16-148,911,794.18

Finding the Fourth Proportional to 274,359,553.19, 378,616,598.16 and 148,911,794.18

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Solution

The fourth proportional to 274,359,553.19, 378,616,598.16 and 148,911,794.18 is: 205,498,501.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,359,553.19 : 378,616,598.16 = 148,911,794.18 : x
  2. Step 2: Convert to fraction form
    274,359,553.19/378,616,598.16 = 148,911,794.18/x
  3. Step 3: Cross multiply
    274,359,553.19x = 378,616,598.16 × 148,911,794.18
  4. Step 4: Simplify right side
    274,359,553.19x = 56,380,476,938,333,696
  5. Step 5: Solve for x
    x = 56,380,476,938,333,696/274,359,553.19
  6. Step 6: Final answer
    x = 205,498,501.08

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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.