Home / 148,726,378.20-223,089,567.30-102,809,875.80

Finding the Fourth Proportional to 148,726,378.20, 223,089,567.30 and 102,809,875.80

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Solution

The fourth proportional to 148,726,378.20, 223,089,567.30 and 102,809,875.80 is: 154,214,813.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,726,378.20 : 223,089,567.30 = 102,809,875.80 : x
  2. Step 2: Convert to fraction form
    148,726,378.20/223,089,567.30 = 102,809,875.80/x
  3. Step 3: Cross multiply
    148,726,378.20x = 223,089,567.30 × 102,809,875.80
  4. Step 4: Simplify right side
    148,726,378.20x = 22,935,810,706,388,740
  5. Step 5: Solve for x
    x = 22,935,810,706,388,740/148,726,378.20
  6. Step 6: Final answer
    x = 154,214,813.70

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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.