Home / 3,163,584,010.10-4,745,376,015.15-2,128,940,554.10

Finding the Fourth Proportional to 3,163,584,010.10, 4,745,376,015.15 and 2,128,940,554.10

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Solution

The fourth proportional to 3,163,584,010.10, 4,745,376,015.15 and 2,128,940,554.10 is: 3,193,410,831.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163,584,010.10 : 4,745,376,015.15 = 2,128,940,554.10 : x
  2. Step 2: Convert to fraction form
    3,163,584,010.10/4,745,376,015.15 = 2,128,940,554.10/x
  3. Step 3: Cross multiply
    3,163,584,010.10x = 4,745,376,015.15 × 2,128,940,554.10
  4. Step 4: Simplify right side
    3,163,584,010.10x = 10,102,623,443,106,289,664
  5. Step 5: Solve for x
    x = 10,102,623,443,106,289,664/3,163,584,010.10
  6. Step 6: Final answer
    x = 3,193,410,831.15

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Double scale
Find fourth proportional to 3,163,584,011.10, 4,745,376,016.65 and 2,128,940,555.10
Similar ratio
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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.