Home / 1,966,344,006.40-2,949,516,009.60-801,177,328.60

Finding the Fourth Proportional to 1,966,344,006.40, 2,949,516,009.60 and 801,177,328.60

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Solution

The fourth proportional to 1,966,344,006.40, 2,949,516,009.60 and 801,177,328.60 is: 1,201,765,992.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,344,006.40 : 2,949,516,009.60 = 801,177,328.60 : x
  2. Step 2: Convert to fraction form
    1,966,344,006.40/2,949,516,009.60 = 801,177,328.60/x
  3. Step 3: Cross multiply
    1,966,344,006.40x = 2,949,516,009.60 × 801,177,328.60
  4. Step 4: Simplify right side
    1,966,344,006.40x = 2,363,085,357,234,259,968
  5. Step 5: Solve for x
    x = 2,363,085,357,234,259,968/1,966,344,006.40
  6. Step 6: Final answer
    x = 1,201,765,992.90

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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.