Home / 11,721,318,926.67-17,572,094,239.32-5,083,949,001.49

Finding the Fourth Proportional to 11,721,318,926.67, 17,572,094,239.32 and 5,083,949,001.49

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Solution

The fourth proportional to 11,721,318,926.67, 17,572,094,239.32 and 5,083,949,001.49 is: 7,621,636,397.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,721,318,926.67 : 17,572,094,239.32 = 5,083,949,001.49 : x
  2. Step 2: Convert to fraction form
    11,721,318,926.67/17,572,094,239.32 = 5,083,949,001.49/x
  3. Step 3: Cross multiply
    11,721,318,926.67x = 17,572,094,239.32 × 5,083,949,001.49
  4. Step 4: Simplify right side
    11,721,318,926.67x = 89,335,630,962,035,163,136
  5. Step 5: Solve for x
    x = 89,335,630,962,035,163,136/11,721,318,926.67
  6. Step 6: Final answer
    x = 7,621,636,397.83

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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.