Home / 12,807,542,554.80-19,216,835,569.84-4,952,485,206.96

Finding the Fourth Proportional to 12,807,542,554.80, 19,216,835,569.84 and 4,952,485,206.96

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Solution

The fourth proportional to 12,807,542,554.80, 19,216,835,569.84 and 4,952,485,206.96 is: 7,430,862,983.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,807,542,554.80 : 19,216,835,569.84 = 4,952,485,206.96 : x
  2. Step 2: Convert to fraction form
    12,807,542,554.80/19,216,835,569.84 = 4,952,485,206.96/x
  3. Step 3: Cross multiply
    12,807,542,554.80x = 19,216,835,569.84 × 4,952,485,206.96
  4. Step 4: Simplify right side
    12,807,542,554.80x = 95,171,093,884,215,345,152
  5. Step 5: Solve for x
    x = 95,171,093,884,215,345,152/12,807,542,554.80
  6. Step 6: Final answer
    x = 7,430,862,983.82

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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.