Home / 99,696,001.20-149,544,001.80-93,649,383.60

Finding the Fourth Proportional to 99,696,001.20, 149,544,001.80 and 93,649,383.60

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Solution

The fourth proportional to 99,696,001.20, 149,544,001.80 and 93,649,383.60 is: 140,474,075.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,696,001.20 : 149,544,001.80 = 93,649,383.60 : x
  2. Step 2: Convert to fraction form
    99,696,001.20/149,544,001.80 = 93,649,383.60/x
  3. Step 3: Cross multiply
    99,696,001.20x = 149,544,001.80 × 93,649,383.60
  4. Step 4: Simplify right side
    99,696,001.20x = 14,004,703,589,647,290
  5. Step 5: Solve for x
    x = 14,004,703,589,647,290/99,696,001.20
  6. Step 6: Final answer
    x = 140,474,075.40

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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.