Home / 3,976,127,999.20-5,964,191,998.80-1,358,887,362.40

Finding the Fourth Proportional to 3,976,127,999.20, 5,964,191,998.80 and 1,358,887,362.40

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Solution

The fourth proportional to 3,976,127,999.20, 5,964,191,998.80 and 1,358,887,362.40 is: 2,038,331,043.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976,127,999.20 : 5,964,191,998.80 = 1,358,887,362.40 : x
  2. Step 2: Convert to fraction form
    3,976,127,999.20/5,964,191,998.80 = 1,358,887,362.40/x
  3. Step 3: Cross multiply
    3,976,127,999.20x = 5,964,191,998.80 × 1,358,887,362.40
  4. Step 4: Simplify right side
    3,976,127,999.20x = 8,104,665,134,096,517,120
  5. Step 5: Solve for x
    x = 8,104,665,134,096,517,120/3,976,127,999.20
  6. Step 6: Final answer
    x = 2,038,331,043.60

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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.