Home / 136,338,624,276.80-204,378,941,906.40-80,484,001,966.40

Finding the Fourth Proportional to 136,338,624,276.80, 204,378,941,906.40 and 80,484,001,966.40

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Solution

The fourth proportional to 136,338,624,276.80, 204,378,941,906.40 and 80,484,001,966.40 is: 120,649,854,357.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,338,624,276.80 : 204,378,941,906.40 = 80,484,001,966.40 : x
  2. Step 2: Convert to fraction form
    136,338,624,276.80/204,378,941,906.40 = 80,484,001,966.40/x
  3. Step 3: Cross multiply
    136,338,624,276.80x = 204,378,941,906.40 × 80,484,001,966.40
  4. Step 4: Simplify right side
    136,338,624,276.80x = 16,449,235,162,285,446,529,024
  5. Step 5: Solve for x
    x = 16,449,235,162,285,446,529,024/136,338,624,276.80
  6. Step 6: Final answer
    x = 120,649,854,357.41

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1.5x scale

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.