Home / 10,123,777,147.68-13,970,196,145.62-5,607,388,459.44

Finding the Fourth Proportional to 10,123,777,147.68, 13,970,196,145.62 and 5,607,388,459.44

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Solution

The fourth proportional to 10,123,777,147.68, 13,970,196,145.62 and 5,607,388,459.44 is: 7,737,854,705.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,123,777,147.68 : 13,970,196,145.62 = 5,607,388,459.44 : x
  2. Step 2: Convert to fraction form
    10,123,777,147.68/13,970,196,145.62 = 5,607,388,459.44/x
  3. Step 3: Cross multiply
    10,123,777,147.68x = 13,970,196,145.62 × 5,607,388,459.44
  4. Step 4: Simplify right side
    10,123,777,147.68x = 78,336,316,643,062,759,424
  5. Step 5: Solve for x
    x = 78,336,316,643,062,759,424/10,123,777,147.68
  6. Step 6: Final answer
    x = 7,737,854,705.84

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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.