Home / 8,887,892,537.17-13,322,506,369.59-2,990,404,321.51

Finding the Fourth Proportional to 8,887,892,537.17, 13,322,506,369.59 and 2,990,404,321.51

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Solution

The fourth proportional to 8,887,892,537.17, 13,322,506,369.59 and 2,990,404,321.51 is: 4,482,466,507.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887,892,537.17 : 13,322,506,369.59 = 2,990,404,321.51 : x
  2. Step 2: Convert to fraction form
    8,887,892,537.17/13,322,506,369.59 = 2,990,404,321.51/x
  3. Step 3: Cross multiply
    8,887,892,537.17x = 13,322,506,369.59 × 2,990,404,321.51
  4. Step 4: Simplify right side
    8,887,892,537.17x = 39,839,680,620,966,436,864
  5. Step 5: Solve for x
    x = 39,839,680,620,966,436,864/8,887,892,537.17
  6. Step 6: Final answer
    x = 4,482,466,507.59

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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.