Home / 5,264,504,872.40-7,265,017,412.04-2,917,812,919.76

Finding the Fourth Proportional to 5,264,504,872.40, 7,265,017,412.04 and 2,917,812,919.76

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Solution

The fourth proportional to 5,264,504,872.40, 7,265,017,412.04 and 2,917,812,919.76 is: 4,026,582,210.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,264,504,872.40 : 7,265,017,412.04 = 2,917,812,919.76 : x
  2. Step 2: Convert to fraction form
    5,264,504,872.40/7,265,017,412.04 = 2,917,812,919.76/x
  3. Step 3: Cross multiply
    5,264,504,872.40x = 7,265,017,412.04 × 2,917,812,919.76
  4. Step 4: Simplify right side
    5,264,504,872.40x = 21,197,961,667,131,674,624
  5. Step 5: Solve for x
    x = 21,197,961,667,131,674,624/5,264,504,872.40
  6. Step 6: Final answer
    x = 4,026,582,210.66

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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.