Home / 545,935,110.20-818,902,665.30-339,310,849.40

Finding the Fourth Proportional to 545,935,110.20, 818,902,665.30 and 339,310,849.40

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Solution

The fourth proportional to 545,935,110.20, 818,902,665.30 and 339,310,849.40 is: 508,966,274.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,935,110.20 : 818,902,665.30 = 339,310,849.40 : x
  2. Step 2: Convert to fraction form
    545,935,110.20/818,902,665.30 = 339,310,849.40/x
  3. Step 3: Cross multiply
    545,935,110.20x = 818,902,665.30 × 339,310,849.40
  4. Step 4: Simplify right side
    545,935,110.20x = 277,862,558,938,866,880
  5. Step 5: Solve for x
    x = 277,862,558,938,866,880/545,935,110.20
  6. Step 6: Final answer
    x = 508,966,274.10

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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.