Home / 19,710,444,640.30-29,565,667,301.94-4,787,509,650.85

Finding the Fourth Proportional to 19,710,444,640.30, 29,565,667,301.94 and 4,787,509,650.85

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Solution

The fourth proportional to 19,710,444,640.30, 29,565,667,301.94 and 4,787,509,650.85 is: 7,181,264,559.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,710,444,640.30 : 29,565,667,301.94 = 4,787,509,650.85 : x
  2. Step 2: Convert to fraction form
    19,710,444,640.30/29,565,667,301.94 = 4,787,509,650.85/x
  3. Step 3: Cross multiply
    19,710,444,640.30x = 29,565,667,301.94 × 4,787,509,650.85
  4. Step 4: Simplify right side
    19,710,444,640.30x = 141,545,917,541,858,033,664
  5. Step 5: Solve for x
    x = 141,545,917,541,858,033,664/19,710,444,640.30
  6. Step 6: Final answer
    x = 7,181,264,559.22

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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.