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Finding the Fourth Proportional to 73,986,300.20, 103,750,881.40 and 73,986,300.20

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Solution

The fourth proportional to 73,986,300.20, 103,750,881.40 and 73,986,300.20 is: 103,750,881.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,986,300.20 : 103,750,881.40 = 73,986,300.20 : x
  2. Step 2: Convert to fraction form
    73,986,300.20/103,750,881.40 = 73,986,300.20/x
  3. Step 3: Cross multiply
    73,986,300.20x = 103,750,881.40 × 73,986,300.20
  4. Step 4: Simplify right side
    73,986,300.20x = 7,676,143,857,274,997
  5. Step 5: Solve for x
    x = 7,676,143,857,274,997/73,986,300.20
  6. Step 6: Final answer
    x = 103,750,881.40

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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.