Home / 8,637,608,876.68-11,919,897,345-4,677,310,544.68

Finding the Fourth Proportional to 8,637,608,876.68, 11,919,897,345 and 4,677,310,544.68

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Solution

The fourth proportional to 8,637,608,876.68, 11,919,897,345 and 4,677,310,544.68 is: 6,454,686,978.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,637,608,876.68 : 11,919,897,345 = 4,677,310,544.68 : x
  2. Step 2: Convert to fraction form
    8,637,608,876.68/11,919,897,345 = 4,677,310,544.68/x
  3. Step 3: Cross multiply
    8,637,608,876.68x = 11,919,897,345 × 4,677,310,544.68
  4. Step 4: Simplify right side
    8,637,608,876.68x = 55,753,061,543,271,636,992
  5. Step 5: Solve for x
    x = 55,753,061,543,271,636,992/8,637,608,876.68
  6. Step 6: Final answer
    x = 6,454,686,978.68

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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.