Home / 6,179,328,055.40-9,268,992,083.10-1,521,165,021.80

Finding the Fourth Proportional to 6,179,328,055.40, 9,268,992,083.10 and 1,521,165,021.80

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Solution

The fourth proportional to 6,179,328,055.40, 9,268,992,083.10 and 1,521,165,021.80 is: 2,281,747,532.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,179,328,055.40 : 9,268,992,083.10 = 1,521,165,021.80 : x
  2. Step 2: Convert to fraction form
    6,179,328,055.40/9,268,992,083.10 = 1,521,165,021.80/x
  3. Step 3: Cross multiply
    6,179,328,055.40x = 9,268,992,083.10 × 1,521,165,021.80
  4. Step 4: Simplify right side
    6,179,328,055.40x = 14,099,666,544,152,838,144
  5. Step 5: Solve for x
    x = 14,099,666,544,152,838,144/6,179,328,055.40
  6. Step 6: Final answer
    x = 2,281,747,532.70

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Double scale
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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.