Home / 13,580,573,686.32-18,741,192,588.35-7,558,949,863.17

Finding the Fourth Proportional to 13,580,573,686.32, 18,741,192,588.35 and 7,558,949,863.17

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Solution

The fourth proportional to 13,580,573,686.32, 18,741,192,588.35 and 7,558,949,863.17 is: 10,431,351,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,580,573,686.32 : 18,741,192,588.35 = 7,558,949,863.17 : x
  2. Step 2: Convert to fraction form
    13,580,573,686.32/18,741,192,588.35 = 7,558,949,863.17/x
  3. Step 3: Cross multiply
    13,580,573,686.32x = 18,741,192,588.35 × 7,558,949,863.17
  4. Step 4: Simplify right side
    13,580,573,686.32x = 141,663,735,151,313,059,840
  5. Step 5: Solve for x
    x = 141,663,735,151,313,059,840/13,580,573,686.32
  6. Step 6: Final answer
    x = 10,431,351,312.80

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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.