Home / 12,816,998,728.20-19,228,899,314.70-4,535,022,184.20

Finding the Fourth Proportional to 12,816,998,728.20, 19,228,899,314.70 and 4,535,022,184.20

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Solution

The fourth proportional to 12,816,998,728.20, 19,228,899,314.70 and 4,535,022,184.20 is: 6,803,736,726.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,816,998,728.20 : 19,228,899,314.70 = 4,535,022,184.20 : x
  2. Step 2: Convert to fraction form
    12,816,998,728.20/19,228,899,314.70 = 4,535,022,184.20/x
  3. Step 3: Cross multiply
    12,816,998,728.20x = 19,228,899,314.70 × 4,535,022,184.20
  4. Step 4: Simplify right side
    12,816,998,728.20x = 87,203,484,969,912,680,448
  5. Step 5: Solve for x
    x = 87,203,484,969,912,680,448/12,816,998,728.20
  6. Step 6: Final answer
    x = 6,803,736,726.45

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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.