Home / 13,437,036,015.30-20,155,554,022.95-6,557,328,879.30

Finding the Fourth Proportional to 13,437,036,015.30, 20,155,554,022.95 and 6,557,328,879.30

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Solution

The fourth proportional to 13,437,036,015.30, 20,155,554,022.95 and 6,557,328,879.30 is: 9,835,993,318.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,437,036,015.30 : 20,155,554,022.95 = 6,557,328,879.30 : x
  2. Step 2: Convert to fraction form
    13,437,036,015.30/20,155,554,022.95 = 6,557,328,879.30/x
  3. Step 3: Cross multiply
    13,437,036,015.30x = 20,155,554,022.95 × 6,557,328,879.30
  4. Step 4: Simplify right side
    13,437,036,015.30x = 132,166,596,472,981,340,160
  5. Step 5: Solve for x
    x = 132,166,596,472,981,340,160/13,437,036,015.30
  6. Step 6: Final answer
    x = 9,835,993,318.95

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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.