Home / 8,212,869,091.31-11,333,762,358.86-4,453,678,662.53

Finding the Fourth Proportional to 8,212,869,091.31, 11,333,762,358.86 and 4,453,678,662.53

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Solution

The fourth proportional to 8,212,869,091.31, 11,333,762,358.86 and 4,453,678,662.53 is: 6,146,078,188.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,212,869,091.31 : 11,333,762,358.86 = 4,453,678,662.53 : x
  2. Step 2: Convert to fraction form
    8,212,869,091.31/11,333,762,358.86 = 4,453,678,662.53/x
  3. Step 3: Cross multiply
    8,212,869,091.31x = 11,333,762,358.86 × 4,453,678,662.53
  4. Step 4: Simplify right side
    8,212,869,091.31x = 50,476,935,583,792,693,248
  5. Step 5: Solve for x
    x = 50,476,935,583,792,693,248/8,212,869,091.31
  6. Step 6: Final answer
    x = 6,146,078,188.10

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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.