Home / 133,007,200.80-199,660,100.40-102,848,762.40

Finding the Fourth Proportional to 133,007,200.80, 199,660,100.40 and 102,848,762.40

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Solution

The fourth proportional to 133,007,200.80, 199,660,100.40 and 102,848,762.40 is: 154,388,590.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,007,200.80 : 199,660,100.40 = 102,848,762.40 : x
  2. Step 2: Convert to fraction form
    133,007,200.80/199,660,100.40 = 102,848,762.40/x
  3. Step 3: Cross multiply
    133,007,200.80x = 199,660,100.40 × 102,848,762.40
  4. Step 4: Simplify right side
    133,007,200.80x = 20,534,794,226,799,748
  5. Step 5: Solve for x
    x = 20,534,794,226,799,748/133,007,200.80
  6. Step 6: Final answer
    x = 154,388,590.27

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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.