Home / 171,679,506.90-257,519,260.35-164,983,350.30

Finding the Fourth Proportional to 171,679,506.90, 257,519,260.35 and 164,983,350.30

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Solution

The fourth proportional to 171,679,506.90, 257,519,260.35 and 164,983,350.30 is: 247,475,025.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,679,506.90 : 257,519,260.35 = 164,983,350.30 : x
  2. Step 2: Convert to fraction form
    171,679,506.90/257,519,260.35 = 164,983,350.30/x
  3. Step 3: Cross multiply
    171,679,506.90x = 257,519,260.35 × 164,983,350.30
  4. Step 4: Simplify right side
    171,679,506.90x = 42,486,390,339,320,952
  5. Step 5: Solve for x
    x = 42,486,390,339,320,952/171,679,506.90
  6. Step 6: Final answer
    x = 247,475,025.45

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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.