Home / 10,780,128,956.30-16,170,193,434.45-2,610,476,732.30

Finding the Fourth Proportional to 10,780,128,956.30, 16,170,193,434.45 and 2,610,476,732.30

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Solution

The fourth proportional to 10,780,128,956.30, 16,170,193,434.45 and 2,610,476,732.30 is: 3,915,715,098.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,780,128,956.30 : 16,170,193,434.45 = 2,610,476,732.30 : x
  2. Step 2: Convert to fraction form
    10,780,128,956.30/16,170,193,434.45 = 2,610,476,732.30/x
  3. Step 3: Cross multiply
    10,780,128,956.30x = 16,170,193,434.45 × 2,610,476,732.30
  4. Step 4: Simplify right side
    10,780,128,956.30x = 42,211,913,717,421,957,120
  5. Step 5: Solve for x
    x = 42,211,913,717,421,957,120/10,780,128,956.30
  6. Step 6: Final answer
    x = 3,915,715,098.45

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Double scale
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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.