Home / 12,276,680,106.72-16,937,951,125.68-7,513,990,836.96

Finding the Fourth Proportional to 12,276,680,106.72, 16,937,951,125.68 and 7,513,990,836.96

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Solution

The fourth proportional to 12,276,680,106.72, 16,937,951,125.68 and 7,513,990,836.96 is: 10,366,940,284.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,276,680,106.72 : 16,937,951,125.68 = 7,513,990,836.96 : x
  2. Step 2: Convert to fraction form
    12,276,680,106.72/16,937,951,125.68 = 7,513,990,836.96/x
  3. Step 3: Cross multiply
    12,276,680,106.72x = 16,937,951,125.68 × 7,513,990,836.96
  4. Step 4: Simplify right side
    12,276,680,106.72x = 127,271,609,555,235,848,192
  5. Step 5: Solve for x
    x = 127,271,609,555,235,848,192/12,276,680,106.72
  6. Step 6: Final answer
    x = 10,366,940,284.25

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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.