Home / 2,659,392,600.30-3,989,088,900.45-1,208,204,376.30

Finding the Fourth Proportional to 2,659,392,600.30, 3,989,088,900.45 and 1,208,204,376.30

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Solution

The fourth proportional to 2,659,392,600.30, 3,989,088,900.45 and 1,208,204,376.30 is: 1,812,306,564.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659,392,600.30 : 3,989,088,900.45 = 1,208,204,376.30 : x
  2. Step 2: Convert to fraction form
    2,659,392,600.30/3,989,088,900.45 = 1,208,204,376.30/x
  3. Step 3: Cross multiply
    2,659,392,600.30x = 3,989,088,900.45 × 1,208,204,376.30
  4. Step 4: Simplify right side
    2,659,392,600.30x = 4,819,634,666,973,445,120
  5. Step 5: Solve for x
    x = 4,819,634,666,973,445,120/2,659,392,600.30
  6. Step 6: Final answer
    x = 1,812,306,564.45

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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.