Home / 10,123,777,148.68-13,970,196,147-5,607,388,460.44

Finding the Fourth Proportional to 10,123,777,148.68, 13,970,196,147 and 5,607,388,460.44

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Solution

The fourth proportional to 10,123,777,148.68, 13,970,196,147 and 5,607,388,460.44 is: 7,737,854,707.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,123,777,148.68 : 13,970,196,147 = 5,607,388,460.44 : x
  2. Step 2: Convert to fraction form
    10,123,777,148.68/13,970,196,147 = 5,607,388,460.44/x
  3. Step 3: Cross multiply
    10,123,777,148.68x = 13,970,196,147 × 5,607,388,460.44
  4. Step 4: Simplify right side
    10,123,777,148.68x = 78,336,316,664,771,149,824
  5. Step 5: Solve for x
    x = 78,336,316,664,771,149,824/10,123,777,148.68
  6. Step 6: Final answer
    x = 7,737,854,707.22

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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.