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Finding the Fourth Proportional to 106,795,628.90, 149,854,002.70 and 106,795,628.90

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Solution

The fourth proportional to 106,795,628.90, 149,854,002.70 and 106,795,628.90 is: 149,854,002.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,795,628.90 : 149,854,002.70 = 106,795,628.90 : x
  2. Step 2: Convert to fraction form
    106,795,628.90/149,854,002.70 = 106,795,628.90/x
  3. Step 3: Cross multiply
    106,795,628.90x = 149,854,002.70 × 106,795,628.90
  4. Step 4: Simplify right side
    106,795,628.90x = 16,003,752,461,528,798
  5. Step 5: Solve for x
    x = 16,003,752,461,528,798/106,795,628.90
  6. Step 6: Final answer
    x = 149,854,002.70

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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.