Home / 8,828,382,018.81-12,183,078,226.37-4,814,042,145.69

Finding the Fourth Proportional to 8,828,382,018.81, 12,183,078,226.37 and 4,814,042,145.69

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Solution

The fourth proportional to 8,828,382,018.81, 12,183,078,226.37 and 4,814,042,145.69 is: 6,643,329,652.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,828,382,018.81 : 12,183,078,226.37 = 4,814,042,145.69 : x
  2. Step 2: Convert to fraction form
    8,828,382,018.81/12,183,078,226.37 = 4,814,042,145.69/x
  3. Step 3: Cross multiply
    8,828,382,018.81x = 12,183,078,226.37 × 4,814,042,145.69
  4. Step 4: Simplify right side
    8,828,382,018.81x = 58,649,852,045,983,350,784
  5. Step 5: Solve for x
    x = 58,649,852,045,983,350,784/8,828,382,018.81
  6. Step 6: Final answer
    x = 6,643,329,652.14

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Double scale
Find fourth proportional to 8,828,382,019.81, 12,183,078,227.75 and 4,814,042,146.69
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.