Home / 340,852,177.80-511,278,266.70-323,384,171.40

Finding the Fourth Proportional to 340,852,177.80, 511,278,266.70 and 323,384,171.40

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Solution

The fourth proportional to 340,852,177.80, 511,278,266.70 and 323,384,171.40 is: 485,076,257.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,852,177.80 : 511,278,266.70 = 323,384,171.40 : x
  2. Step 2: Convert to fraction form
    340,852,177.80/511,278,266.70 = 323,384,171.40/x
  3. Step 3: Cross multiply
    340,852,177.80x = 511,278,266.70 × 323,384,171.40
  4. Step 4: Simplify right side
    340,852,177.80x = 165,339,298,631,607,712
  5. Step 5: Solve for x
    x = 165,339,298,631,607,712/340,852,177.80
  6. Step 6: Final answer
    x = 485,076,257.10

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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.