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Finding the Fourth Proportional to 175,380,015.90, 245,935,130.10 and 175,380,015.90

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Solution

The fourth proportional to 175,380,015.90, 245,935,130.10 and 175,380,015.90 is: 245,935,130.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,380,015.90 : 245,935,130.10 = 175,380,015.90 : x
  2. Step 2: Convert to fraction form
    175,380,015.90/245,935,130.10 = 175,380,015.90/x
  3. Step 3: Cross multiply
    175,380,015.90x = 245,935,130.10 × 175,380,015.90
  4. Step 4: Simplify right side
    175,380,015.90x = 43,132,107,027,306,568
  5. Step 5: Solve for x
    x = 43,132,107,027,306,568/175,380,015.90
  6. Step 6: Final answer
    x = 245,935,130.10

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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.