Home / 5,425,781,013.20-8,138,671,519.80-2,670,790,869.20

Finding the Fourth Proportional to 5,425,781,013.20, 8,138,671,519.80 and 2,670,790,869.20

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Solution

The fourth proportional to 5,425,781,013.20, 8,138,671,519.80 and 2,670,790,869.20 is: 4,006,186,303.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,425,781,013.20 : 8,138,671,519.80 = 2,670,790,869.20 : x
  2. Step 2: Convert to fraction form
    5,425,781,013.20/8,138,671,519.80 = 2,670,790,869.20/x
  3. Step 3: Cross multiply
    5,425,781,013.20x = 8,138,671,519.80 × 2,670,790,869.20
  4. Step 4: Simplify right side
    5,425,781,013.20x = 21,736,689,582,499,926,016
  5. Step 5: Solve for x
    x = 21,736,689,582,499,926,016/5,425,781,013.20
  6. Step 6: Final answer
    x = 4,006,186,303.80

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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.