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Finding the Fourth Proportional to 175,375,145.40, 245,928,311.40 and 175,375,145.40

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Solution

The fourth proportional to 175,375,145.40, 245,928,311.40 and 175,375,145.40 is: 245,928,311.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,375,145.40 : 245,928,311.40 = 175,375,145.40 : x
  2. Step 2: Convert to fraction form
    175,375,145.40/245,928,311.40 = 175,375,145.40/x
  3. Step 3: Cross multiply
    175,375,145.40x = 245,928,311.40 × 175,375,145.40
  4. Step 4: Simplify right side
    175,375,145.40x = 43,129,713,369,751,480
  5. Step 5: Solve for x
    x = 43,129,713,369,751,480/175,375,145.40
  6. Step 6: Final answer
    x = 245,928,311.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.